Whats the effect?
A wave enters a new medium perpendicular to the boundary between the two media.
Answer: A wave
Explanation:
Because it’s the one that’s cause the new medium to go between the two media.
Which of the following best describes a suspension?
A.
A mixture whose components are evenly distributed throughout.
B.
A mixture whose components will settle out over time.
C.
A mixture whose components will not separate over time but does not form a solution.
D.
A mixture whose components consist of a liquid dispersed in another liquid but does not separate over time.
Answer:
A mixture whose components are evenly distributed throughout.
Need this asap ill mark brainliest On the Internet, many authors post opinion articles on scientific topics. What are the benefits and drawbacks of these opinion articles in regard to scientific discussion?
Answer:
A benefit of the opinion of a scientific author is that you can see others points of view on a subject. A drawback is that they are using an opinion and most likely not stating unbiased facts.
Explanation:
Hope this helps
Answer:
Highlights:
*Researchers in the sciences do not see access to the scientific literature as an especially important problem.
*Authors consider factors such as journal reputation and the absence of publication fees when deciding where to submit their work. In contrast, free access is not a significant factor in their submission decisions.
Implications:
*While open access has the potential to expand the authorship and readership of the scientific literature, that potential has not yet been realized.
*Librarians who encourage scientists to publish in open access journals should be aware of the authors' priorities and perspectives. Authors in the sciences tend to focus on citation impact, reputation, and accessibility to a specialized readership—not breadth of readership, copyright, or access status.
*Journal publishers that charge publication fees may want to consider alternative sources of revenue. Authors' resistance to publication fees is a major barrier to greater participation in open access initiatives.
Explanation:
Which best completes the analogy?
Thyroid : Neck :: Pancreas : ___________________
A. Brain B. Stomach
C. Kidneys D. Chest
Which is a property of every mixture?
One substance dissolves in another substance.
The molecules of one substance break down in the other.
Different samples of a single mixture have different characteristics.
One substance can be separated from another through physical means.
The property of every mixture is that One substance can be separated from another through physical means.
What is a mixture?A mixture is when two or more substances mix with each other without participating in a chemical change. The combining substance does not lose its properties or individuality in a mixture.
In other words, the components of a mixture each keep their original properties.
Since mixtures are chemically combined, they can be easily separated by physical means.
Examples of a mixture are crude oil, air, seawater, and gun powder.
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Is mass conserved when 10 g of sodium hydroxide undergoes a chemical change during an interaction with 57 g of copper sulfate? Use complete sentences to support your answer by explaining how this can be demonstrated.
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please use complete sentences for the answer/an explanation, i'm confused on this questionn v( ‘.’ )v ...
Answer:Instead of “theory” scientists use the word hypothesis to describe a possible explanation for a scientific mystery. Theories in science are hypotheses that.
Explanation:
Otis watches a cooking show on making mayonnaise. The chef dissolves salt and sugar in vinegar. She mixes in an egg yolk, and then mixes in oil until the ingredients are completely blended together. The chef says that it’s great on sandwiches and that it can be stored without separating.
Which best describes the purpose of the egg yolk in the recipe?
Answer:
It acts to hold the vinegar and oil together in a colloid.
Answer:
b
Explanation:
i took the test
Electromagnetic waves do not need to carry blank. Electromagnetic waves carry enough through matter, but they also carry enough energy through empty blank in a vacuum.
Answer: what? whats the quiestion?
Explanation:
When complete, the lab report should be read as a coherent whole. Make sure you connect different pieces with relevant transitions. Review for proper grammar, spelling, punctuation, formatting, and other conventions of organization and good writing.
Answer: you need to specificlly write down what you did for your lab report and do what all of thet stuff says to do
Explanation:
Answer:
So I went threw the student guide and read it carefully. Then I went threw the walk threw with the teacher and the step by step guide to get the lab done. when did multiple test an example is the height of the track and we did multiple times on that height to see it the results where same or had little difference. As I went threw it I recorded the data because I was asked to. then i filled out the questions for the lab!
Explanation:
just did it hope it helps future people
Hi, Im new! But, why is physical and chemical changes are different?
Answer:
Physical and chemical changes are different because one deals with changes to ones shape or form, while chemical is changing one substance to another.
Explanation:
A example of a physical change would be cutting a block of wood into a cube of would, its physical change changes from a block to a cube. A chemical change is changing the substance into another substance so for example, burning that cube of wood in a fire. The fire is burning the wood into ash meaning it's no longer wood but ash.
Hope this helps.
What do you see happen when you increase the frequency?
1. If the frequency of a wave increases from 2 Hz to 4 Hz without the wavelength changing, how will the wave speed change? PLS HELP!!!! WILL MARK BRAINLIST!!!!!!!
Answer:
biraz naruto izle
Explanation:
EASY How does the force of friction affect the motion of objects?
It causes the object to change direction.
It causes the object to create heat energy.
It causes the object to create kinetic energy.
It causes the object to slow down or stop.
Answer:
It causes the object to slow down or stop.
Explanation:
Friction is a unknown force pressing against another force slightly, making the moving object slow down.
Please help me I will give you the brain thing and extra points. part 3
6 Carbon atoms
In the 1st half, there are only 6 Carbon and it is the same on the other side, meaning it is a balenced reaction :)
What is convection?
a Transfer of heat through objects touching the source
b Transfer of heat through direct physical contact
c Transfer of heat through electromagnetic waves
d Transfer of heat through the movement of particles
Answer:
d transfer of heat through the movement of particles
The correct answer is option d: Transfer of heat through the movement of particles. Convection is a mode of heat transfer that occurs through the movement of particles.
Convection is the transfer of heat through the movement of particles in a fluid, such as a gas or liquid. Option (d) is the correct answer. Convection occurs when a temperature difference exists within the fluid, causing the hotter particles to become less dense and rise while the cooler particles sink. This movement creates a circulation pattern known as convection currents. Convection is a significant mechanism for heat transfer in various natural and man-made systems. For example, when a pot of water is heated on a stove, the bottom of the pot gets hot, causing the water near the bottom to heat up and expand. This hot water rises to the top, transferring heat to the surrounding cooler water. As a result, the water circulates in a convection current, leading to a more uniform distribution of heat. Convection is also responsible for phenomena like ocean currents, atmospheric circulation, and even the formation of thunderstorms. It plays a crucial role in distributing heat within the Earth's atmosphere and oceans, impacting weather patterns and climate.
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1. compare and differentiate weathering erosion.
2.give one example of weathering and one example of erosion that we may observe in our environment every day . ( please keep on moving if your not gonna help , i really need points , so please don't just say idk) (Thanks for the person that actually does)
Explanation:
weathering is the act of break down of big rocks by sun
do you think the reflected waves would ever return to the airplane that transmitted them? explain
The reflected waves should not return back to the transmitted source if there no hindrances in the moving trajectories. If there is any hindrance or objections in front of the reflected wave there may occur some directional change and does not return to the airplane.
What is reflection?Reflection is phenomenon by which an incident wave on an object return backs in the straight direction. Reflection make an object shiny as we see from a mirror.
When light passes through a transparent or translucent material it penetrates through it and will refract or scatter from the object. This will happen when the frequency of the incident light does not matches with the frequency of the incident light.
If the a some waves are transmitted from an airplane and they are reflected in a straight direction, it will not revert back to the airplane because the reflected light will moves in a straight direction back from airplane.
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PLEASE HELP ME ASAP!!! THIS IS DUE IN 1 HOUR!!!
MONDAY-Explain how you find the volume of an object. (be detailed)
Calculate the mass of a liquid with a density of 4.7 g/mL and a volume of 15 mL. help me plssssssssssssssssssssssssssssssssss
Answer:
70.5g
Explanation:
D=M/V
D=4.7 g/ml
V=15ml
plug into equation
4.7=m/15
multiply both sides by 15
m=70.5g
Answer:
70.5g/ml
Explanation:
density times volume
What type of spectrum is produced when electromagnetic radiation is emitted or absorbed as electrons change energy levels in an atom?
The type of spectrum is produced when electromagnetic radiation is emitted or absorbed as electrons change energy levels in an atom is hydrogen spectrum.
What is hydrogen spectrum?The hydrogen spectrum is given by the scientist Bohr and it consist of series name lyman, balmer, paschen, bracklet and p- fund as the electromagnetic radiations splits into this.
The lyman series is formed when electrons jumps from any hige energy level to n = 1 and will be same for balmer , pachen ,bracklet and p-fund are obtained when electrons jumps from any higher energy level to n = 2,3,4 and 5 respectively.
Therefore, type of spectrum is produced when electromagnetic radiation is emitted or absorbed as electrons change energy levels in an atom is hydrogen spectrum.
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_________ energy is to the fission and fusion within an atom as ________ energy is to the fission of atomic compounds.
a. Chemical; Thermal
b. Nuclear; Chemical
c. Nuclear; Radiant
NEED HELP FAST
Answer:
Watch Naruto that's the answer
Explanation:
Pls help me I don’t understand it’s for my science class.
Plz check if correct and tell me wether each is element or compound
Answer:
there are some materials listed so next to it it shows that which material is pure substance and which material is mixture
and then the next shows which is a homologous and homogeneous compound or element
The amplitude of a wave is related to the energy of a wave. How could you demonstrate this relationship between energy and wave
Answer:
People holding the slinky supply the energy to make the patterns. To make pattern 1, people have to shake the slinky back and forth at a certain speed. To make pattern 2, the slinky has to be moved back and forth faster (higher frequency). To make pattern 4, the people need to move the slinky back and forth much faster. It is much easier to make pattern 1 than pattern 4 because it takes less energy. This illustrates the relationship between frequency and energy – the higher the frequency, the higher the energy.
Explanation:
What would happen if the sand dunes in an area were destroyed?
Veronica observes how the force of friction causes an object to slow down. She writes the following observation: When an object moves across a smooth surface, there is less friction created than when an object moves across a rough surface. When the object stops moving, friction is created. Which statement corrects the error(s) in Veronica's observations?
It is not smooth or rough surfaces that affects friction. It is the size of the push.
When an object moves across a rough surface, there is no friction.
When an object moves across a smooth surface, the friction increases.
When an object stops moving, there is no friction.
No surface is completely smooth, friction happens. There is higher friction between rougher surfaces. So, it is the wrong statement that smooth or rough surfaces do not affect friction.
What is friction?The resistance to motion of one object moving in relation to another is known as friction. It is not regarded as a fundamental force like gravity or electromagnetic.The interplay of small bumps on the surfaces of objects as they rub together is thought to be the primary source of friction, though scientists are not entirely certain of this. Particles that stick out above the rest can be found on even the most smooth surfaces. As the objects move, these high points collide and scrape against one another, creating resistance. Friction is brought on by this unwillingness to move.Sliding friction, fluid friction, and rolling friction are the three primary categories into which friction can be categorized. The items that are moving and the force being applied to them determine the type of friction.To learn more about friction, refer to
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The amplitude of a wave is related to the energy of a wave. Did you see anything on the screen that made you think this or could prove your point? How could you demonstrate this relationship?
Answer:The higher the amplitude, the higher the energy. To summarise, waves carry energy. The amount of energy they carry is related to their frequency and their amplitude. The higher the frequency, the more energy, and the higher the amplitude, the more energy.
Explanation:
The amplitude of a wave is directly related to the energy of a wave.
What is amplitude?Amplitude is the maximum distance covered by a body from the main point in the vibrating mode.
As we know that energy of the wave is directly proportional to the square of the amplitude:
E ∝ (a)²
As the amplitude of wave increases, energy carried by the wave is also increases. Higher energy increases the amplitude of the propagating wave.
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When a force is applied to an object, its _____, the object _________________________________________________________.
Subject = Science
What happens in a landslide?
Water moves into an area where it does not belong.
Earth materials that are no longer held by friction move down a slope.
The upper region of a hill becomes built up by rocks.
Soil washes away into a stream.
(This is science)
What did you have to look at it in order to correctly measure the amount of water in the graduated cylinder?
Answer:
Water sticks to the walls of the graduated cylinder, but only on the sides and not the middle. When students look at the surface, the water level is not straight.
Explanation:
meninges
meniscus
measles
metatarsle
how waves affect matter at the macroscopic and particle levels.