Unit Test — Unit test Answers

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A 40 kg dog is sitting on top of a hillside and has a potential energy of 1,568 J. What is the height of the hillside? (Formula: PE = mgh)

3.9 m

4.0 m

39.2 m

40.0 m

Two examples of energy transformations are shown.

begin with chemical energy.

begin with electrical energy.

result in radiant energy.

result in mechanical energy.

This table shows four examples of experiments.

Lily and Henry

Astrid and Bob

Lily, Astrid, Henry, and Bob

Astrid, Henry, and Bob

Ryan is examining the energy of the particles in a bar of gold. What is Ryan most likely studying?

thermal energy

electric energy

potential energy

internal energy

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