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Energy Questions and Answers (Q&A)

L. Hawkes, Teacher
Answered: Oct 04, 2018
The answer to this is C. The formula that you should follow for this is the amount of work that is done on your car is equal to KE. The formula for this is Fnetd. This will then be multiplied by...Read More

2 Answers

292 views
M. Klose, Content Writer
Answered: Jan 04, 2019
There are different types of energy in this world. One type is called potential energy. This type of energy is the held energy of an object before usually it does something in movement. One...Read More

2 Answers

291 views
Marquart
Answered: Dec 03, 2020
Biomass

1 Answer

287 views
Regentschemistry
Answered: Dec 03, 2020
Ions in salts release a specific amount of energy as the electrons move from a higher energy state (excited state) to a lower energy state

Remember: Colors in a bright-line spectrum or in a...Read More

1 Answer

283 views
E.Ruth
Answered: Feb 19, 2018
One of the best examples of an endothermic reaction is the chemical process of dissolving table salt in water. If you pour salt into a bowl or container of water, the salt will automa...Read More

2 Answers

281 views
John Smith
Answered: Dec 03, 2020
14 m/s

The total work changes the cars kinetic energy (KE). Initially, the car is at rest, so its KE is zero. After traveling a distance of 50 m, the car moves with some unknown speed v,

1 Answer

281 views
T. Moore, Writer
Answered: Oct 26, 2018
The conversion of energy will highly depend on the type of energy that is being converted. Energy cannot be created because it is already naturally available in our environment. It cannot be...Read More

1 Answer

265 views
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

264 views
Emerlyes
Answered: Dec 03, 2020
One-third

A typical coal plant has an efficiency of about 33% which means that the plant can convert only 33% of the total energy in the coal to electricity. The remaining energy in the...Read More

1 Answer

261 views
Kmtrinidad
Answered: Dec 03, 2020
Technically no, the work done is not increasing the potential energy, it is decreasing it! We haven t converted energy into a form that we can tap into again.

1 Answer

258 views
Heroicevil
Answered: Dec 03, 2020
Coal

1 Answer

255 views
Rashig
Answered: Apr 15, 2018

Potential Energy increases if our height increases.

2 Answers

253 views
O. Bickis, Corporate employee
Answered: Jan 24, 2019
There is no process that “gives” protons and other charged particles charge. They have charge, regardless of being protons, electrons or neutrons. It’s one of their defining...Read More

3 Answers

249 views
Wyatt Williams
Answered: Dec 03, 2020
Potential energy.

1 Answer

248 views

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