Which of these statements best represents the law of conservation of energy?

A: Potential energy can be completely converted to kinetic energy.
B: The total energy in a system decreases over time.
C: Energy is being created in the universe every day
D: The energy created by machines can be lost.

Answers

Answer 1
I think the answer would be C
Answer 2
The answer is C because we use up a good amount of energy per day

Related Questions

Why is it important the process of mitosis?

Pls answer ASAP please its due in 20 minutes

Answers

It play an important part in the development of embryos, and it is important for the growth and development of our bodies as well. Mitosis produces new cells, and replaces cells that are old, lost or damaged. In mitosis a cell divides to form two identical daughter cells.
It has importance for the growth and development of both human bodies and embryos, as well as for the development of embryos.

Which one is goes with the option below Radiation Convection or Conduction.

Melting of a snowman

Answers

Answer:

It's definitely convection

radiation - sun’s rays shine onto the snowman and heat it up, causing it to melt

How will the total energy change as the car moves from point A to B to C? Assume that none of the energy is lost as friction or heat energy.

A The total energy will increase as the kinetic changes to potential and back again.

B Kinetic energy will change into potential energy and back again, but the total energy will stay the same.

C The total energy will decrease because the potential energy will change into kinetic energy.

D The total energy will decrease since it is losing potential energy at point E.

Answers

Answer:c

Explanation: i am on study island and had that

it’s b because of conservations of energy.

HURRRRRYY PLEASSE!

Heat always moves from warmer objects to cooler objects.

True

False

Answers

Answer:

True

Explanation:

It's a basic law of science, that heat moves from a warmer object to a colder object. For example:

- hotter air moving into ice cube, making it melt

- hot iron warmth moving from iron to the air, slowly cooling down the iron.

I believe that's true but I could be wrong

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