Energy Unit Review

Energy Unit Review

Let's practice for our test.

Multiple Choice

What is the definition of energy?

• strength

• ability to do work

• movement of an object

• running into another onject

Multiple Select

What are the two types of mechanical energy?

• sound energy

• magnetic energy

• kinetic energy

• thermal energy

• potential energy

Multiple Select

Who can use energy?

• humans

• animals

• plants

• cars

Multiple Select

What are two symbols that all modern electronic devices use to transfer information?

• telephone

• radio wave

• 1

• 2

• 0

Multiple Choice

What is the definition of friction?

• a force resisting motion; slows things down

• when two objects run into each other

• the transfer of energy form one thing to another

• ability to do work

Multiple Choice

If an object moves faster, it transfers ___ energy.

• more

• less

• equal amounts of

• no

Multiple Choice

What is a collision?

• the ability to do work

• when an object is not moving

• when a telephone call connects to a person

• when an object runs into another

Multiple Choice

Which is an example of sound energy?

• up and down motion of waves

• a guitar being strummed

• race between students

• rays of sunlight

Multiple Select

What is an example of chemical energy?

• food

• gasoline

• mixture of liquids

• an electrical plug

Multiple Choice

Can energy ever run out?

• yes

• no