Which of the following energy transformations occur when humans use energy from food to exercise?
A. Mechanical - thermal - chemical
B. Thermal - electrical - mechanical C.Radiant - mechanical - thermal
D. Chemical - mechanical - thermal​

Answers

Answer 1

Answer:

D. Chemical - mechanical - thermal​

Explanation:

Food contains chemical energy; when our bodies break down and digest food, the bonds that are broken apart release chemical energy. Our bodies convert this to mechanical energy to power movement, from movements as small as blinking or our hearts beating, to bigger movements like running or swimming. When we exercise or move, we also release heat which is thermal energy.

Answer 2

The energy transformations that occur when humans use energy from food to exercise is: D. Chemical - mechanical - thermal​.

What is energy?

Energy can be defined as the ability to do work. Thus, energy must be possessed or transferred to a physical object (body) before it can be used in doing a work or heating a system.

The forms of energy.

In Science, there are different forms of energy and these are;

Gravitational energyElectrical energySound energyChemical energyThermal energyMechanical energy

In conclusion, the energy transformations that occur when humans use energy from food to exercise is chemical energy to mechanical energy and lastly to thermal​ energy.

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Related Questions

Why do smokers find it harder to give up smoking? ​

Answers

Answer:

Nicotine is the main addictive drug in tobacco that makes quitting so hard

Answer:

It is hard for them because that's what makes them feel better and that is what the want each time they are stressed or they can even smoke 20 times in a hour.

Explanation:

Hope i helped :)

Why are trees generally measured at 4 feet, six inches feet from the ground?

Answers

Answer:

Trees are generally measured at 4 feet, six inches feet from the ground because trees are generally a bit wider at the bottom where the roots begin to spread, so choosing a point at which all trees are measured is one way to keep documentation consistent. 3.

Explanation:

Answer:

Because trees are generally a bit wider at the bottom, where the roots spread

Explanation:

Which describes the relationship between human beings and the Earth system?
A. Human actions affect the Earth system only minimally and temporarily.
B. Human actions are influenced by the Earth system but do not affect it.
C. Humans are a part of the Earth system, and their actions affect its parts.
D. Humans are independent of the Earth system.

Answers

The correct option that give the relationship that exist between earth system and human being is that : (Humans are a part of the Earth system, and their actions affect its parts.)

Humans being has great effect on the quality as well as the availability, and distribution of Earth's water, this  happens through the modification of streams as well as lakes, and groundwater.

Humans can be regarded as part of the biosphere, and the activities of  human  have great impacts on all of Earth's systems.

The activities of humans have brought some  alterations in  the biosphere in a significantly way these can be seen from  changing as well as  destroying natural habitats with this activities, the extinction of many living species has been caused.

Actions of human  affect the Earth system not only minimally because we can see the green house effect and this effect has been with us now for long Human actions could be influenced by the Earth system  and vice versa but human actions  affect it.

Humans can not be said to be an independent of the Earth system because human is part of the biosphere, which is part of the earth system

Therefore, the correct option here is option "c"

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What tool do meteorologists Use to analyze particle movement within storms?

Answers

They use a Doppler radar

Select the correct answer from each drop-down menu. Bile juices help in the breakdown of fats. An injury to the may cause a decrease in the production of bile juices. This decrease in bile juices may lead to decreased production of .

Answers

Answer:

Decreased production of energy.

Explanation:

Decrease in bile juices may lead to decreased production of energy from eating of food having fats because our body has no ability to absorb fat-soluble vitamins and fatty acids. Bile juices is responsible for the absorption of fat-soluble vitamins and fatty acids which is then transported to the cell for producing energy that is required by our body for different processes. Fats have more energy than carbohydrates and protein so if there is no bile juices are present so it break down does not occurs.

Answer: A and C

Explanation:

What is the difference between between pulmonary artery and pulmonary vein? (I will mark you as brainleist) ​

Answers

The pulmonary veins transport oxygenated blood back to the heart from the lungs, while the pulmonary arteries move deoxygenated blood from the heart to the lungs.)

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11. What are cell cycle regulators?

Answers

Answer:

A conserved set of cyclin-dependent protein kinases (Cdks) initiate or regulate events through phosphorylation of intracellular proteins, thus controlling cell cycle progression, terminal differentiation, and apoptosis. ...

Explanation:

The cell cycle regulators are cyclins, CDKs, and CDK inhibitors as well as some of their substrates, interaction partners, and upstream regulators.

What is a cell?

The smallest unit of life is a cell. There are biomolecules in it. Every living thing is composed of several cell units. Different sorts of creatures contain various types of cells.

Prokaryotic cells are the most basic types of cells; they are only seen in unicellular organisms, do not engage in cell division, and lack real cell organelles and a nucleus, instead having DNA coiling up in the cytoplasm.

Eukaryotic cells are higher cells that contain cell organelles and have the capacity to carry out a variety of intricate tasks required by big organisms.

Thus, Cell signaling is a method of communication between or within cells, and a change in a cell's activity is conveyed as a signal that may set off a chain of events so that the body can respond appropriately.

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why is it important that your goals should be measura
ble​

Answers

Answer:

Measurable goals are important in order to clearly identify exactly what it is you want to achieve and when the goal has been achieved. Having a measurable goal can improve excitement and motivation, because you know when you've reached your destination and achieved the goal.

Explanation:

Explanation:

Measure able goals helps you define exactly what you want to achieve in the future.

c) Describe the phenotype ratio for their offspring. (2 points)

Answers

Since we cant see the trait, it is either 3:1 dominant trait to recessive trait complete dominance. 1:2:1 dominant:blended:recessive if incomplete dominance

Couples who both have normal colour vision and have a child with colour blindness. Explain how this may happen, and state that the sex of the colour blind child must be.​
Please help me

Answers

Answer:

Im not sure what state but that is my reason

Explanation:

Maybe it has to do something with there gens or someone eles in there family ahd it and maybe it just got passed down to the baby instead of the parents i hate to say this but sometimes that happens.

Deoxyribose (sugar), a phosphate group, and a nitrogen base make up these repeating units of DNA: * Adenine, Nucleotides, Guanine or sMitochondria ​

Answers

Answer:

in DNA. Adenine (A) and guanine (G) are double-ringed purines, and cytosine (C) and thymine (T) are smaller, ... The nucleotide is named according to the nitrogenous base it contains. (a) Each DNA nucleotide is made up of a sugar, a phosphate group ... A figure showing the structure of ribose and deoxyribose sugars.

Explanation:

A trait that occurs in 900 individuals out of a total of 1,800 individuals occurs with a probability of
A. 0.04.
B. 0.25.
C. 0.50.
D. 0.75

Answers

Answer:

C. 0.50

Explanation:

Since 900 is 1/2 of 1,800, it happens half of the time so the probability is 0.5

hope this helps chu <3

The answer Is C!! Hope this helps

Ok plz help I have this project and it’s already a day overdue but I spend over an hour searching this so if u know plz tell me ok so I need an example of each type of stimuli. The kinds are chemical, mechanical, and thermal

ALSO 50 POINTS AND BRAINLIEST IF YOU ANSWER

Answers

Answer:

three types of stimuli—mechanical, thermal, and chemical; some endings respond primarily to one type of stimulation, whereas other endings can detect all types. Chemical substances produced by the body that excite pain receptors include bradykinin, serotonin, and histamine.

Explanation:

How does condensation occur?

Water vapor rises from Earth's surface into the sky.

Water vapor cools and forms water droplets in clouds.

Water droplets fall to the ground from the sky.

Water runs across Earth's surface.

Answers

Answer:

1. Answer is B.

Explanation:

2. Bro this is something for the physics section, not biology.

Answer:

B.

Explanation:

Water vapor cools and forms water droplets in clouds. :o)

Hope it helps!

HELP ME!! Do you think we should build von Neumann Machines if we have the necessary capabilities? What instructions should we give them if we do?

Answers

Answer:

Explanation:

Control Unit retrieves data and instruction in the same manner from one memory. Design and development of the Control Unit is simplified, cheaper and faster. Data from input / output devices and from memory are retrieved in the same manner.

PLEASE HELP!!
Which sector creates the most fossil fuel emissions?

agriculture
transportation
electricity generation
industry

Answers

Answer:

transportation

Explanation:

Transportation (28.2 percent of 2018 greenhouse gas emissions) – The transportation sector generates the largest share of greenhouse gas emissions.

hope this help

What means Resource ?

Answers

a stock or supply of money, materials, staff, and other assets that can be drawn on by a person or organization in order to function effectively.

PLEASE HELP!!
Which of the following is a problem caused by acid rain?
is responsible for smog
damages limestone and marble on statues and buildings
is a CFC that causes destruction of ozone
can cause burning sensation in the eyes and respiratory problems

Answers

Answer:

It damages limestone and marble on buildings and statutes.

Can cause burning sensation in the eyes and respiratory problems.

Explanation:

Which do solar flares and coronal mass ejections have in common? Select the two correct responses.

A. They appear as dark spots on the sun's surface.
B. They tend to occur during minimum points in the solar cycle.
C. They are caused by the sun's changing magnetic field.
D. They are explosive events that can affect Earth.

Answers

C. They are caused by the sun's changing magnetic field.

D. They are explosive events that can affect Earth.

Explanation:

I'm sorry if it is wrong but I am almost 100% that it is correct!

Have a good one!

The  solar flares and coronal mass ejections are caused by the sun's changing magnetic field. Also they are explosive events that can affect Earth. The correct options are C and D.

What is solar flare?

A solar flare is a massive explosion on the Sun caused by the sudden release of energy stored in 'twisted' magnetic fields.

However, not all solar flares are safe. While the Earth's magnetic field protects us from solar radiation, the sheer electromagnetic power of a flare disrupts power grids, internet connections, and other communication devices.

Ejections occur at varying rates depending on the phase of the solar cycle, ranging from about 0.2 per day near the solar minimum to 3.5 per day near the solar maximum.

Coronal Mass Ejections are large plasma and magnetic field expulsions from the Sun's corona.

The sun's changing magnetic field causes solar flares and coronal mass ejections. They are also explosive events that can have an impact on Earth.

Thus, the correct options are C and D as per the given scenario.

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What is herd immunity, and why are vaccines important for achieving herd immunity?

Answers

Answer:

Herd immunity is a form of indirect protection from infectious disease that can occur with some diseases when a sufficient percentage of a population has become immune to an infection, whether through vaccination or previous infections, thereby reducing the likelihood of infection for individuals who lack immunity.

Explanation:

Vaccines create immunity without causing illness or resulting complications. Herd immunity makes it possible to protect the population from a disease, including those who can't be vaccinated, such as newborns or those who have compromised immune systems.

Why are dark colored pocket mice found in the dark, rocky areas of the desert?

Answers

their fur is that color so they can camoflaugue with their surroundings

Answer:

Because God put them there on purpose. For example, they could hide in little tunnels in the ground to hide from predators, and also, so it could camoflauge with it's surroundings. Have a great day!

Explanation:

(:

What is a factor that is necessary for the formation of a new species

Reproduction at different times

Reproductive isolation

Geographic barriers

Different mating behaviors

Answers

Reproductive isolation

Because essentially both organisms are isolated so they end up doing it

which type of tooth is mainly responsible for mechanical digestion​

Answers

The molars are responsible for masticating the most, otherwise known as mechanical digestion.

My dog whom I've had since before I was born is about to die. Does anyone have any help or tips? Thank you so much for helping. This means a lot.

Answers

Answer:

spend as much time with your loyal pet

Explanation:

make them feel safe and comfortable since it is their last moments on earth. cherish them. hope everything turns out fine for you

Answer:

sorry i though you said she or he die you have to make that last times with he or she the best ones

Explanation:

GIVING BRAINLIEST AND THE REST OF MY POINTS!!!!

How are a tundra and a desert different?

A) A tundra has a lot of precipitation and a desert has little.
B) A tundra has few trees and plants and deserts have many.
C) A tundra has soil that is often sandy and a desert has grass.
D) A tundra is dry and cold and a desert is dry and hot.

Answers

Answer:

D

Explanation:

i think that's the answer

Answer:d

Explanation: tundra is an extremely cold biome consisting of snow-covered lands while a desert is an extremely dry and hot biome consisting of sandy lands

What does the slope of this graph equal?

Answers

Answer:

speed

Explanation:

It equals acceleration!! speed increasing as time does, just at different rates which is why the line/slope changes

Which of the following is one stage of the cell cycle? (3 points)

a
Cytokinesis

b
Multiplication

c
Photosynthesis

d
Respiration

Answers

Your answer would be a) cytokinesis.
Sorry if I’m wrong and I hope this helps.

Answer: Its A

Explanation:

What term do sociologists use to describe when people act together?
A. Comradeship
B. Compromise
C. Chaos
D. Collectivity

Answers

Answer:

d

Explanation:

Sociologists study human behavior, organization, and interaction. They monitor the operations of social, religious, political, and economic institutions and groups. Collectivity is the term that sociologists use to describe when people act together.

What comes under sociology?

Sociology is the study of social life, social change, and the social causes and consequences of human behaviour.

Sociologists look at how people interact in groups, organizations, and communities.

The term that sociologists use to denote the act of people together is collectivity.

Thus, the correct option is D.

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What is a tree that produces cones called

Answers

Answer:

Conifers are trees that produce cones to protect their seeds.

What occurs when mitosis keeps dividing?

Answers

The answer is meiosis
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