TCI Science Unit 2 - Energy and Motion Study Guide

The scientific definition of energy is the ability to

• change states of matter.

• change shape.

• cause a change in health.

• cause motion or change.

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Look at the picture of Phillip dropping a rock into the dirt. In this diagram, in which position does the rock have only stored energy?

• 1

• 2

• 3

• 4

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Based on evidence in the table, which ball did NOT make the net move?

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Based on evidence in the table, which claim BEST explains why the net moved or did not move?

• Energy can be lost.

• Energy can be stored.

• Lighter objects have more energy of motion.

• Heavier objects have more energy of motion.

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Which of the following would have the most energy?

• a fast and heavy object

• a fast and light object

• a slow and heavy object

• a slow and light object

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An object with potential energy

• has the ability to move.

• has lost all of its energy.

• is not able to cause change.

• does not lose or gain energy.

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When you throw a rock, you are _______ energy.

• creating

• destroying

• storing

• transferring

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Where does the roller coaster train have the most stored energy?

• At the top of the first hill

• At the top of the loop

• At the bottom of the first hill

• At the station at the end of the ride

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All sound starts with

• a source of heat.

• a vibration.

• a collision.

• a moving object.

What happens when light bounces off of an object?

• The light changes the temperature of the object.

• The light passes through the object.

• The light is absorbed.

• The light is reflected.

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