Mechanical
Electrical & Chemical
Sound
Light & Heat
Changes in Energy
100

What are the two types of mechanical energy?

Potential and Kinetic

100

How does electrical energy travel?

Wires

100
Sound travels in _________
Waves
100

Things that produce light often produce _________.

Heat

100

True or False:

Energy is the ability to make things move or change

200
Is a car driving an example potential or kinetic energy?

Kinetic energy

200

True or False: Things that are moving have chemical energy

False

200

Can sound make objects move? If so, how?

Yes, through vibrations

200

If you rub two objects against each other very quickly for a little while, what will happen?

Both of the objects will warm up

200

Is matter changing from a solid to a liquid a physical or chemical change?

Physical Change

300

Is a ball at the top of a hill (not yet moving) potential or kinetic energy?

Potential Energy

300

What is an electrical circuit?

A closed pathway that allows energy to flow through

300

What can sound travel through?

Solids, liquids, and gases

300

How is a shadow created?

When an object blocks the path of light

300

What was the balloon experiment an example of?

Chemical change

400

What is an example of elastic potential energy?

A stretched rubber band

400

What is an example of a conductor?

Penny, Paper clip, metal, etc

400

What do light and sound have in common?

They both travel in waves

400

Light energy can travel through ___________.

empty space

400

What is the definition of chemical change?

A chemical change is when one substance turned into something different or a new substance is created.

500

Explain how a roller coaster shows potential and kinetic energy

Answers will vary

500

What is an example of a conductor?

Cloth, paper, wood, etc

500

Explain how the ear receives sound

Answers will vary

500

What is an example of a change in electrical energy to heat energy?

Stove, light bulb, etc

500

Explain the change of energy in a washing machine.

Answers vary

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