Unit 2 Exam Review

Light does this to a window.

• Absorbs into.

• Transmits through.

• Reflects off.

Tags

NGSS.MS-PS4-2

This is the type of transparency for concrete.

• Transparent.

• Translucent.

• Opaque.

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NGSS.MS-PS4-2

What is one property of light?

• Light needs a medium to travel through.

• Light is a mechanical wave.

• Light travels in curved lines.

• Light can bend when it hits a medium.

Tags

NGSS.MS-PS4-2

Sound is a mechanical wave. What is a mechanical wave?

• Energy that requires a medium to travel.

• Energy that DOES NOT requires a medium to travel.

• Matter that must move through a medium.

• Matter that DOES NOT have to through a medium.

Tags

NGSS.MS-PS4-1

Describe the energy of this wave.

• The energy is increasing.

• The energy is decreasing.

• The energy is staying the same.

Tags

NGSS.MS-PS4-1

Identify what is happening to the amplitude of this wave.

• The amplitude is increasing.

• The amplitude is decreasing.

• The amplitude is staying the same.

Tags

NGSS.MS-PS4-1

Identify what is happening to the frequency of this wave.

• The frequency is increasing.

• The frequency is decreasing.

• The frequency is staying the same.

Tags

NGSS.HS-PS4-1

What happens to sound as frequency increases?

• Pitch increases.

• Pitch decreases.

• Volume increases.

• Volume decreases.

Tags

NGSS.MS-PS4-1

What happens to sound as amplitude increases?

• Pitch increases.

• Pitch decreases.

• Volume increases.

• Volume decreases.

Tags

NGSS.MS-PS4-1

If you are closer to a firetruck siren, what happens to sound?

• Only the amplitude increases.

• Only the frequency increases.

• Both amplitude and frequency increase.

• Both amplitude and frequency stay the same.

Tags

NGSS.HS-PS4-1