Energy Review

What makes mechanical energy?

• Heat energy + light energy

• Motion energy + electrical energy

• Stored energy + motion energy

• Stored energy + electrical energy

An example of stored energy is when we are winding up the dial on a wind-up toy.

• True

• False

Tags

NGSS.MS-PS3-2

What is sound energy made by?

• sound waves

• vibrations

• electrical currents

• wires

Tags

NGSS.MS-PS4-1

What does electrical energy travel through?

• vibrations

• tubes

• wifi

• wires

What produces heat?

• friction

• refraction

• reflection

• vibrations

Friction is when two objects rub together.

• True

• False

Is something that is light energy ALWAYS heat energy?

• Yes

• No

What direction does light travel in?

• straight line

• curved line

• wavy line

• zigzag line

When light bounces off a surface it is....

• refraction

• reflection

• absorption

Tags

NGSS.MS-PS4-2

When light bends it is....

• refraction

• reflection

• absorption

Tags

NGSS.MS-PS4-2