Introduction to Waves Test

Sound waves do not travel through _____.

• solids
• liquids
• gases
• empty space (vacuum)

Tags

NGSS.MS-PS4-2

In general, the more energy a wave has the greater its amplitude.

• True
• False

Tags

NGSS.MS-PS4-1

The frequency of a wave is the number of wavelengths that pass by a point each second.

• True
• False

Tags

NGSS.HS-PS4-1

Waves are rhythmic disturbances that carry energy through matter or space without transferring:

• energy
• matter

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

This diagram models a sound wave from a car horn hitting a wall.

• Ten percent of the sound energy is absorbed by the wall.
• Thirty percent of the sound energy is absorbed by the wall.
• Eighty percent of the sound energy is reflected by the wall.

Tags

NGSS.MS-PS4-2

The amplitude of a wave is the distance between a point on one wave and the identical point on the next wave.

• True
• False

Tags

NGSS.MS-PS4-1

To produce sound, an object must be ____.

• moving
• heated
• in a gas
• vibrating

Tags

NGSS.MS-PS4-1

Sound travels fastest in a ____.

• solid
• liquid
• gas

Tags

NGSS.MS-PS4-2

Reflection occurs when a wave moves through matter.

• True
• False

Tags

NGSS.MS-PS4-2

You can hear sounds around the corner of a door (when opened) due to the wave interaction called diffraction.

• True
• False

Tags

NGSS.MS-PS4-2