According to plate tectonics, when a ridge forms with a rift valley, new crust is formed on each side of the ridge equally.
When the Earth's tectonic plates separate, or rift, they leave behind a lowland area known as a rift valley. Rift valleys form both on land and underwater, as a result of seafloor spreading.The brittle surface layer of Earth (the lithosphere) usually breaks along parallel faults that angle slightly outward from each other when the lithosphere is torn apart.
The block between the faults breaks and sinks into the pliable interior when the plates separate along the boundary (the asthenosphere). A rift is created when the core valley of the block sinks. Liquid rock (magma) rises through the fissures. This process results in the formation of new crust along the margin. Volcanoes and earthquakes happen where magma rises to the surface along fault lines.
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TRUE/FALSE. If speciation occurs more rapidly than extinction the result is a net increase in extinction
False, When speciation outpaces extinction, extinction actually rises.
Speciation is the method through which new species develop. Communities of certain creatures ultimately split off to generate new species when they are geographically or reproductively isolated from one another.
A species loses all of its live individuals when it goes extinct. This suggests that more life forms will appear than extinct species if speciation happens more quickly than extinction. As more species are added to the planet's population, biodiversity as a whole rises.
A species goes extinct, whereas new species are created through speciation. The overall variety of species would rise if diversification were happening more quickly than extinction.
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compared to the oceanic crust, the continental crust is usually (1) thicker, with a less dense granitic composition (2) thicker, with a more dense basaltic composition (3) thinner, with a less dense granitic composition (4) thinner, with a more dense basaltic composition
Compared to the oceanic crust, the continental crust is usually thicker, with a less dense granitic composition. The option (1) is the correct answer.
The layer of granitic, sedimentary, and metamorphic rocks that makes up the continents and the shallow seafloor around their shorelines is known as the continental crust (continental shelves).
The outermost solid layer of the oceans' lithospheric tectonic plates, which make up the majority of the Earth's surface, is known as oceanic crust.
Under the ocean, the lithosphere's outermost layer is known as the oceanic crust. It is constructed of basalt and lava. The topmost lithosphere layer on land is called continental crust. Granite makes up its structure. The crusts of the oceans are thinner than those of the continents. The continental crust is older and less dense than oceanic crust.
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how did the europeans arrival in the new world the most detrimental effects on its eco system
One of the most significant effects was the introduction of new species, such as cattle, pigs, horses, and sheep, which competed with native animals for resources.
What is the ecosystem?Generally, The arrival of Europeans in the New World had a significant and detrimental impact on the ecosystem.
The widespread deforestation that occurred as a result of European settlement led to the loss of habitat for many native species. The hunting and overfishing by Europeans also had a negative impact on the populations of many native animals.
Finally, the spread of disease brought by Europeans had a devastating effect on the native population, further disrupting the ecosystem.
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fill in the blank. weather-independent heat sources such as___and waste heat from___and___typically cause interior-zone cooling loads. for this reason, during the heating season, an interior zone may call for cooling while a perimeter zone requires heating
Weather-independent heat sources such as microwave ovens and waste heat from interior lamp and the magnetron tube typically cause interior-zone cooling loads.
The oven interior lamp and the magnetron tube both will add to the external heat transmission in extra to the heat that is emitted from the food getting cooked. It is typical for this state to exist. A triangle with waves on it may be imprinted into the metal of the outer case as a symbol.
The quantity of heat energy that would need to be evacuated from a space (cooling) in order to keep the temperature within a reasonable range is known as the cooling load. The construction and insulation of the home, are taken into consideration when calculating the heating and cooling loads, or "thermal loads."
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which of the following describes a natural source of air pollution? during their vacation, jim and his family drove their car through several national parks. a dust storm in 1983 dumped 1,000 pounds of topsoil onto the city of melbourne, australia. diesel exhaust from idling school buses is a concern for some parents. oil refineries on the gulf coast release benzene and other volatile organic compounds into the atmosphere. save
According to question, A dust storm in 1983 dumped 1,000 pounds of topsoil onto the city of Melbourne, Australia describes a natural source of air pollution .
Option d is correct .
Most emissions of chlorofluorocarbons come from natural air pollution sources like volcanoes and forest fires. About 60% of the nation's carbon monoxide emissions come from highway cars and other mobile sources. The majority of the sulfur dioxide that enters the atmosphere comes from power plants.
The main causes of man-made air pollution include vehicle emissions, fuel oils and natural gas used to heat homes, waste products from manufacturing and power generation, mainly from coal-fired power plants, and odors from chemical manufacturing.
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The correct question is :
Which of the following describes a natural source of air pollution?
During their vacation, Jim and his family drove their car through several national parks.
Diesel exhaust from idling school buses is a concern for some parents.
Oil refineries on the Gulf Coast release benzene and other volatile organic compounds into the atmosphere.
A dust storm in 1983 dumped 1,000 pounds of topsoil onto the city of Melbourne, Australia.
100 POINTS
What can you tell about the climate and environmental of ancient Greece from the artifact
Answer:answer
Explanation:answer
Answer: According to the text, the natural environment and its conservation in classical Greece (5th to 4th centuries BC) has been a considerably debated issue. Scholars argue that deforestation was damaging the worldwide natural environment and its consequences in ancient Greece. Additionally, anthropologists have found evidence that surface temperatures in the eastern Mediterranean Sea cooled rapidly around 1250 BCE. Art historians are now exploring their collections through a climate lens, taking into account the relevance of climatic and environmental regionality.
graphite is pure carbon. why would this conduct if carbon is considered a nonmetal? reference the period table
Since Carbon Graphite was employed to create paint product, it is utilized for the following reasons Carbon Graphite is a conductor.
Carbon is a non-metallic, tetravalent chemical element with an atomic number of six and the molecular symbol CO. When particles move through a conductor, such as a metal, copper, aluminum, graphite, etc., they transmit heat energy or an electric charge. This process is known as conduction in electrical engineering.
When an electric charge is present, conduction is typically referred to as electrical conduction (current). This shows that the term "conductor" simply refers to a substance that has the ability to conduct electricity.
Given that carbon graphite is an excellent conductor of electricity, we may logically and rationally deduce that this paint product was made using it.
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If you are located in the Northern Hemisphere, which of the following correctly describes a relationship between the sky and your location?
A) The altitude of the north celestial pole equals your latitude.
B) The altitude of the celestial equator equals your latitude.
C) The altitude of the north celestial pole equals your longitude.
D) The longitude of the north celestial pole is circumpolar, and therefore crosses your zenith at the meridian.
Answer:
A) The altitude of the north celestial pole equals your latitude.
Describe the importance of the Mayan rainforest in the Americas.
Explanation:
The Mayan Forest Constitutes One Of The Largest Tropical Forest Areas In The Americas.It Provides Significant Environmental Services, Including Carbon Sequestration And Biodiversity,As Well As Vital Forest Resources For Rural Communities.
in what ways do demographic characteristics affect communities in canada?
The demographic conditions in Canada are not stable and are affecting the communities in a negative way.
Demographic conditions refer to the variables in the population of a nation. It includes age, gender, income level, etc.
It can affect the growth rate of the economy, and the standard of living and can also result in long-term unemployment. The more working people a country has, the more its economy grows.
Canada has a variety of age groups of people living in the nation, when the ratio of working people is more then the country experiences growth but if the country has fewer working people then it faces many consequences. A country like Canada faces similar issues due to demographic conditions.
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which of these are the most common conditions for the formation of deadly rip currents in the great lakes?
The Great Lakes are most susceptible to dangerous current-related accidents when: Winds are blowing towards the shore, 3 to 6 foot wave can be seen and a cold front is currently moving through.
What lakes make up the Great 5?The Great Lakes are Superior, Michigan, Huron, Erie, and Ontario, in that order. They play a significant role in the development of North America's natural and cultural heritage.
What Great Lake has the lowest temperature?With a surface size of 82,100 km2, Lake Superior is the largest freshwater lake in the world. With a maximum depth of 406 meters, it is also the coldest and deepest of the Great Lakes (1,332 feet). It is the greatest Lake in terms of overall health.
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which of the following was not associated with the earthquakes in japan in 2011 and chile 1960? responses the earthquakes caused tsunamis that traveled across the pacific ocean. the earthquakes caused tsunamis that traveled across the pacific ocean. the earthquakes caused property damage and loss of life. the earthquakes caused property damage and loss of life. the earthquake waves went through earth's interior the earthquake waves went through earth's interior all of the above are true and associated with these two earthquakes
The Valdivia earthquake in Chile in 1960 and the tsunami and earthquake in Tohoku, Japan, both caused significant property damage and fatalities.
Both quakes produced tsunamis that traveled across the Pacific Ocean and obliterated neighboring nations. The abrupt displacement of tectonic plates along a fault line, which released energy in the form of seismic waves, caused these earthquakes.
Conversely, seismic waves rarely penetrate the interior of the Earth. The layers of the Earth reflect and bend these rays.
The earthquakes caused destruction and loss, but they also gave scientists vital information that will improve their comprehension of past earthquakes and their ability to predict future ones.
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true/false. the most dangerous type of volcano is a: scoria cone scoria cone whose magmas are interacting with groundwater huge shield volcano composite volcano
According to question, composite volcano is the most dangerous type of volcano .
Option D is correct .
Composite cones are large volcanoes that can reach heights of tens of thousands of feet or meters and are mostly composed of lava flows, pyroclastic deposits, mudflow (lahar) deposits, and lava domes. Throughout long epochs, composite volcanoes periodically erupt (tens to hundreds of thousands of years).
Composite volcanoes are high, have steep sides, and can rise up to 10,000 feet in the air. Alternating layers of cinders, volcanic ash, and lava flows are used to build them. Along with Japan's Mount Fuji, California's Mount Shasta and Mount Lassen, Mount St.
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The correct question is :
The most dangerous type of volcano is a:
A. scoria cone
B. scoria cone whose magmas are interacting with groundwater
C. huge shield volcano
D. composite volcano
Bacon's Rebellion resulted from Nathaniel Bacon's sympathy with the problems
faced by
O religious separatists.
O Native American peoples.
wealthy planters and landowners.
O English settlers on the frontier
Answer:
O English settlers on the frontier
Explanation:
PLEASE HELP HUMAN GEOGRAPHY Which of the following is an output of the scientific experiments by scientists involved in the Green Revolution
Chemical fertilizers
Domesticated cereal grains
Mechanical farm equipment
High-yield seed varieties
Irrigation systems
Answer:
High-yeild seed varieties
Explanation:
green revolution, great increase in production of food grains (especially wheat and rice) that resulted in large part from the introduction into developing countries of new, high-yielding varieties,
the late 1960s, farmers began incorporating new technologies such as high-yielding varieties of cereals, particularly dwarf wheat and rice, and the widespread use of chemical fertilizers (to produce their high yields, the new seeds require far more fertilizer than traditional varieties[4]), pesticides, and controlled irrigation. Agriculture also saw the adoption of newer methods of cultivation, including mechanization.
where are the major mineral potential site of ethiopia Discuss each of them in the example .
In Tigray, in the Chilla woreda, which is north of Axum town, sapphire and emerald gemstones are accessible. Additionally, Emerald is accessible in the Oromia, Guji, and Borena Zones, Kenticha, and Web locations.
What is Emerald?The gemstone emerald is a form of the mineral beryl that is tinted green by minute quantities of chromium or, occasionally, vanadium. On the Mohs scale, beryl has a hardness range of 7.5-8.
Since most emeralds are heavily incorporated, their hardness is often rated as mediocre. Cyclosilicate is what makes emerald.
Emeralds are rated using the four fundamental criteria—the four Cs of connoisseurship—as are other colored gemstones: color, clarity, cut, and carat weight. In grading colored gemstones, color is typically by far the most significant factor.
However, clarity is ranked as a close second in the grading of emeralds. For an emerald to be regarded as a top gemstone, it must have a high degree of transparency in addition to the pure, verdant green hue specified below.
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PLEASE ANSWER THE QUESTION BELOW
The country that is best described as being in stage 3 of the demographic transition is Boliva. The Option C is correct.
What should we know about stage 3 of the demographic transition?Death rates are low and birth rates are decreasing in Stage 3 of the Demographic Transition Model (DTM), typically as a result of improved economic conditions, an increase in women's status and education, and access to contraception.
The rate of birth decline varies by country, as does the time frame in which it occurs. Some countries experience rapid transitions in which the birth rate falls by more than 40%, while others experience a much more gradual decline. The rate of decline is determined by economic and social factors; the faster gains in areas such as education and gender equality are made, the faster birth rates decline.
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1. an important source of fresh water is groundwater. answer the following questions about human use of groundwater. (a) using a cross section of the ground, draw the water table, an unconfined aquifer, and a confined aquifer.
Based on the "an important source of fresh water is groundwater. answer the following questions about human use of groundwater" can find in the figure 9.2.
What is fresh water from groundwater?Fresh water found below in the pores of rocks and soil is known as groundwater. Aquifers below the water table are also where water is flowing. Fresh water that soaks into the soil from rain or melting snow and ice is called groundwater. It is kept in the minuscule crevices (pores) between rocks and soil particles. Nearly 95% of the nation's fresh water supplies come from groundwater. Glaciers, lakes, reservoirs, ponds, rivers, streams, wetlands, and even groundwater all contain fresh water.
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Seismic waves travel faster in stiff
rock and slower in softer, hotter rock. So
seismic waves will travel faster through which layers? Lithosphere or Asthenosphere
Seismic waves travel faster through the lithosphere, which is the outermost layer of the Earth composed of solid and brittle rock. Seismic waves travel slower through the asthenosphere than through the lithosphere.
What do you know about the seismic waves?
Seismic waves are energy waves caused by an earthquake, volcano, or other source of seismic activity. Seismic waves are classified into two main types: body waves and surface waves. Body waves travel through the Earth's interior and can be further classified into primary (P) waves, which are the fastest, and secondary (S) waves, which are slower. Surface waves, which are slower than body waves, travel along the Earth's surface and include Rayleigh and Love waves. Seismic waves are used to study the Earth's interior, including its composition and structure, as well as to locate sources of seismic activity and measure the magnitude of earthquakes.
So, Seismic waves will travel faster through Lithosphere.
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human geography people place and culture role of the government in the second agricultural revolution
The government was instrumental in advancing and putting into practice novel agricultural concepts and methods during the Second Agricultural Revolution also referred to as the Green Revolution.
In what has been dubbed the "Green Revolution," agricultural modernization and technological advancement accelerated in the middle of the 20th century, especially in the developing world.
The government has put a lot of effort into creating and implementing new technologies like chemical fertilizers, irrigation systems, and high-yield crops.
Farmers were also given financial assistance and incentives to promote the use of this new technology. Additionally, government initiatives and programs for education, land reform, and rural development all help to raise the standard of living for rural citizens.
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Explain how Malthus' Theory was affected by the time and place in which he lived
Malthus' theory was heavily influenced by the time and place in which he lived. During the late 18th and early 19th centuries, Britain was undergoing a period of rapid population growth and urbanization.
How was Malthus theory affected by the time and place in which he livedThomas Malthus was an 18th and 19th century British economist and demographer who developed the theory of population growth known as the "Malthusian Theory of Population." His theory stated that population growth would eventually outstrip the growth of food supply, leading to widespread poverty and misery.
Malthus' theory was heavily influenced by the time and place in which he lived. During the late 18th and early 19th centuries, Britain was undergoing a period of rapid population growth and urbanization. This led to increased pressure on resources and concerns about poverty and social inequality. Malthus' theory was a reflection of these concerns and aimed to provide a scientific explanation for them.
Additionally, Malthus' theory was also affected by the societal and economic ideologies of his time. Malthus was a political economist, and his theory reflects the economic beliefs of classical economics which was dominant in the time. The Malthusian theory supported the idea of laissez-faire, where the government should not interfere with the economy, population control should be left to nature and the poor should be left to their fate.
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Describe the three types of infrastructure needed to develop an ecotourism industry in Africa
Physical infrastructure, natural resources and human resources are the three types of infrastructure needed to develop an ecotourism industry in Africa
Describe the three types of infrastructure needed to develop an ecotourism industry in AfricaThe three types of infrastructure needed to develop an ecotourism industry in Africa are:
Physical infrastructure: This includes the development of basic infrastructure such as roads, airports, and communication networks to ensure easy access to ecotourism destinations. It also includes the construction and maintenance of facilities such as lodges, camps, and visitor centers.
Natural resource infrastructure: This includes the conservation and management of the natural resources that attract tourists, such as wildlife, forests, and protected areas. It also includes the implementation of measures to minimize the negative impacts of tourism on these resources, such as waste management and erosion control.
Human resource infrastructure: This includes the training and development of local communities and guides to provide quality services to tourists, as well as to participate in the management and conservation of ecotourism resources. It also includes the development of regulations and policies to ensure that ecotourism activities are sustainable and equitable for all stakeholders.
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identify one terrestrial sink, other than fossil fuels, that stores carbon for thousands to millions of years.
One terrestrial sink, other than fossil fuels, that stores carbon for thousands to millions of years is ocean sediments.
These sediments are formed from the deposition of organic material and inorganic particles on the ocean floor, and they are capable of storing large amounts of carbon for long periods of time.
Additionally, because the ocean is so large and vast, it is able to absorb a large amount of carbon from the atmosphere, helping to reduce the amount of carbon dioxide in the atmosphere and slow the rate of global warming.
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Children are warm in their beds because they share it with several brothers or sisters.
Even while sharing a bedroom with a sibling or step-sibling is not against the law, it is advised that children above the age of 10 have their own rooms.
What is meant by siblings?A brother or sister is considered a sibling. When referring to brothers, sisters, or a combination of the two, the plural form is siblings. They are not always children; siblings can be of any age.With the same mother and father, brothers and sisters are considered traditional siblings. The same mother or father is shared by half siblings. Brothers and sisters who aren't related to one other biologically but whose parents are married to one another are known as stepsiblings. Siblings are your brothers or sisters. Simple as that. Originally, the term "sibling" referred to any relative, but it is now only used to refer to children who share the same parent or parents.
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which of the following aspects in the design for this new urban development would most likely have the greatest negative environmental impact?
The following aspects in the design for this new urban development would most likely have the greatest negative environmental impact is the apartment building. Hence, the correct option is (B).
What Is Urban Housing Development?The urban housing development is an effort made by the government or by development parties to create a settlement that can be used as a place for people to live. This effort is also made to create a comfortable living environment for all people at low prices. However, there are some actions within this movement that can be bad for the environment. One of them is the construction of apartments which are often not accompanied by opening green spaces and blocking sunlight for the surrounding area.
The question is incomplete, but most probably your question was:
The following aspects in the design for this new urban development would most likely have the greatest negative environmental impact is
A. Basketball courts
B. Apartment buildings
C. Parking decks
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Why would we now consider a map projection like the Winkel Tripel better than well-established projections like Mercator?
The Winkel Tripel projection is considered to be a better map projection than well-established projections like Mercator because it provides a more accurate representation of the earth's surface.
What is map projection?One of the main problems with the Mercator projection is that it significantly distorts the size of land masses near the poles, making them appear much larger than they actually are. This can lead to misconceptions about the relative size of different countries and regions. The Winkel Tripel projection, on the other hand, reduces this distortion by using a combination of two projections.
Another advantage of the Winkel Tripel projection is that it maintains a relatively consistent scale across the entire map, which is not the case with the Mercator projection. This allows for more accurate measurements and calculations to be made based on the map, making it more useful for navigation, cartography and other fields that require accurate representation of geographical features.
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how did the ruler of the quin unify china
The ruler of the quin achieved this through a combination of military conquest, administrative centralization, and legal standardization.
The ruler of the Qin state, Shi Huangdibegan his unification campaign by conquering the neighboring states of the Warring States period, which had been in a state of constant conflict for hundreds of years. He defeated the other six major states one by one, using a combination of superior military strategy and diplomacy. Once he had conquered these states, Shi Huangdi set about centralizing his rule by consolidating power in the hands of the emperor and the central government. He created a centralized bureaucracy to govern the empire, and appointed officials to administer the provinces and local governments.
Shi Huangdi also standardized legal and administrative systems throughout the empire. He created a uniform legal code, standardized weights, and measures, and standardized the writing system. This helped to create a sense of unity among the people of China and made it easier for the central government to exert control over the empire.
Overall, Shi Huangdi's military conquests, centralization of power, and standardization of legal and administrative systems were the key factors that helped him to unify China and establish the first imperial dynasty in Chinese history.
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Select the type of info a geologist can infer from studying fossils and the rocks containing fossils. A. Hot the life-form lived and died B. How large the particular life-form was C. How long ago the particular life-form lived on Earth D. How far the Earth was from the Sun E. The local and global environments
A geologist can infer information about how the life-form lived and died, its size, how long ago it lived on Earth, and the local and global environments from studying fossils and the rocks containing them, but not the distance of Earth from the Sun. Thus all options are correct.
A geologist can study fossils and the rocks that contain them to understand various aspects of past life on Earth. By examining the fossils themselves, a geologist can infer information about how the organism lived and died, such as whether it was a predator or prey, and whether it lived in water or on land. Additionally, by studying the size and shape of the fossils, a geologist can infer information about the organism's size and overall anatomy.
Furthermore, geologists can also determine the age of the fossils and the rock layers they are found in by using various dating techniques such as radiometric dating, by comparing the fossils with others found in rock layers of known age. This allows them to infer how long ago the organism lived on Earth.
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What evidence supports the claim that the Arizona Giant Impact Crater was due to a massive meteorite impact? (Select all that apply) large rocks on the edge of the crater were overturned O presence of a large iron meteorite fine pulverized rock around the crater similarities in sandstone crystals at sites of nuclear bomb testing Oits projected age matches the extinction of the dinosaurs O nearby steam based explosion pure composition of the Iron at the site
The Arizona Giant Impact Crater's meteorite impact are supported by:
A. Large rocks on the edge of the crater were overturnedB. Presence of a large iron meteoriteC. Fine pulverized rock around the craterE. Its projected age matches the extinction of the dinosaursG. Pure composition of the iron at the siteThe explanations for each answer are:
A. The large rocks on the edge of the crater being overturned is evidence of a massive impact because it suggests that the force of the impact was strong enough to flip large rocks.B. The presence of a large iron meteorite is evidence of a massive impact because it suggests that a large object made of iron struck the Earth.C. The fine pulverized rock around the crater is evidence of a massive impact because it suggests that the impact caused the rock to be broken down into small pieces.E. The projected age of the Arizona Giant Impact Crater matching the extinction of the dinosaurs is evidence of a massive impact because it suggests that the impact may have played a role in the extinction event.G. The pure composition of the Iron at the site is evidence of a meteorite impact because it suggests that the iron is not of terrestrial origin and was brought by the meteorite.In summary, all of these pieces of evidence support the claim that the Arizona Giant Impact Crater was caused by a massive meteorite impact. The overturned rocks, large iron meteorite, pulverized rock, and pure iron composition all suggest a powerful impact. The time correlation with the extinction of the dinosaurs adds further support to the impact theory.
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Nuclear scientists have determined that a fourth state of matter exists: plasma. The state
of plasma is reached when matter acquires a temperature so high that some of the
molecules and atoms are broken down into ions and electrons. Stellar and interstellar
matter mostly occur as forms of plasma.
On Earth, plasma exists in the ionosphere, in flames, and in chemical and nuclear
explosions. Matter in a controlled thermonuclear reactor also exists in a plasma state.
Plasma is most like a gas. However, it differs from un-ionized gas in that it is a good
conductor of electricity and heat. Scientists hope to understand the occurrence of plasma
in nature and to harness it as an inexpensive energy source.
Based on the passage, how can the cost of developing thermonuclear power with plasma
be defended?
Positive nuclei and negative electrons make up the charged particles that make up plasmas, which are almost a million times less dense than the air we breathe. The conditions required for the fusion of light elements to produce energy are provided by fusion plasmas.
What's the primary problem with nuclear fusion?Some reactor components will become radioactive over the course of operation and eventually produce radioactive waste as a result of high-energy neutron bombardment.
Why will oil and gas never be completely replaced by nuclear energy in the future?The only energy source that can be compared to fossil fuels in terms of energy density is nuclear energy. However, because it is constructed of extremely dangerous substances like uranium and plutonium, nuclear energy is particularly challenging to transport.
What conditions must be met for thermonuclear fusion to occur?For the kinetic energy of the deuterium and tritium ions to be adequate to cross the Coulomb barrier and fuse together, the environment must be hot enough. The ions need to be contained with a high ion density in order to achieve a good fusion reaction rate.
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