145 Best Energy Questions and Answers (Q&A) - ProProfs Discuss

Can you give one example of conversion from chemical energy to thermal energy?

John Adney
Answered: Nov 28, 2017

Chemical energy comes from objects such as plants, like biomass which is chemical energy, plants aee burned as a fuel soure in power statins.

1 Answer

685 views

What is the overall efficiency of the compound machine which is used to raise heavy boxes consisting of ramps and pulley, over the pulley if the efficiency of the pulley is 90% ? This question...

W. Pratt, Marketing Analyst
Answered: Apr 10, 2019

The correct answer to this question is B, 45%. This question would be asked on physics tests. The focus of this question is energy, work, and simple machines. In physics, energy is the capacity...Read More

2 Answers

660 views

What is the power requirement of the escalator in order to move this number of passengers in this amount of time?

Bergeront Tiffney, Computer Engineer
Answered: Jan 03, 2019

Since I am not a scientist, I can neither confirm nor deny the previous answer. However, I would plug the numbers into the equation myself to double check the work and see if that equation comes...Read More

2 Answers

657 views

What is the difference in power the two people use to carry the boxes up the ramp?

John Smith
Answered: Apr 26, 2024

10w

1 Answer

624 views

What can you infer about fossil fuels from the name?

Jisalman
Answered: Apr 26, 2024

That they ve been buried in the earth s crust for millions of years

1 Answer

619 views

What are the two main types of energy?

Khalid.
Answered: Jun 12, 2020

Its is beacuse potenial and kinectic are the main

3 Answers

599 views

Why is there an energy loss at higher trophic levels of the food chain?

L. Sevigny, Doctor
Answered: Aug 10, 2018

A trophic level is merely feeding level. The recurrent loss of energy due to metabolic activity puts limits on how much energy is available at higher trophic levels. Typically, it is the nutrient...Read More

2 Answers

562 views

Can you name one poorest conductor of heat energy?

W. Pratt, Marketing Analyst
Answered: Apr 03, 2019

The ability of an object to absorb heat is conductivity. When an object can retain high temperatures in a specific time it indicates that it is a good conductor. And while an object has low or...Read More

2 Answers

557 views

What would have the greatest kinetic energy?

Robert Hazlewood, Senior Executive
Answered: Mar 27, 2019

A ball rolling down a hill would have the greatest kinetic energy. It helps the ball to keep moving down the hill despite all the forces trying to stop it. The energy comes from the forces trying...Read More

2 Answers

549 views

What is the correct sequence of events in cellular respiration?

Gidaswimmer
Answered: Apr 26, 2024

Glycolysis- Krebs cycle- electron transport & ATP synthase action

1 Answer

543 views

When does coupling occur (when energy is released)?

F.Brian
Answered: Jan 29, 2018

In Physics coupling occurs when the energy released by an exergonic reaction is used to drive an endergonic reaction. Exergonic reactions are reactions that lose energy as the process takes place...Read More

2 Answers

540 views

Can you create or destroy energy?

N. Jarah
Answered: Nov 14, 2019

It has always been said that energy cannot be created or destroyed. Energy is something that exists in this world, and there is an option for energy to be changed. It can transform from one type...Read More

4 Answers

532 views

Can you name one alternative material for making paper?

Icapture
Answered: Apr 26, 2024

Hemp, the more humane and clean option, requires less land acreage to grow than timber, has fewer chemical byproducts, and can be recycled more frequently than tree fiber. -National Geographic,...Read More

1 Answer

530 views

How to achieve the greatest kinetic energy?

F.Brian
Answered: Jan 19, 2018

A car driving down the hill will have the greatest kinetic energy. Kinetic energy is a concept that is of extreme importance in Physics, and it specifically comes under the domain of classical...Read More

2 Answers

510 views

What type of energy is the spinning plate inside of a microwave oven?

Pop_corns_
Answered: Apr 26, 2024

Mechanical energy

1 Answer

502 views

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