Rhythmic disturbances that carry energy are called ______.

• ripples

• bubbles

• waves

• pulsars

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

The number of waves passing a point in a certain amount of time is the _____.

• frequency

• amplitude

• wavelength

• compression

What type of wave is shown?

• longitudinal wave

• transverse wave

• ultraviolet ray

• x-ray

Tags

NGSS.MS-PS4-1

What type of wave is shown?

• sound wave

• longitudinal wave

• compressional wave

• transverse wave

Tags

NGSS.MS-PS4-1

Sound waves require particles to vibrate. Sound waves cannot _____. 

• move through solids

• be heard underwater

• travel around corners

• transmit through empty space

Tags

NGSS.MS-PS4-2

There is a supernova explosion in space.  Which of the following types of waves may reach Earth’s surface?

• light only

• sound only

• sound followed by light

• light followed by sound

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Erika visits the Grand Canyon with her family. When she shouts near the edge, she can hear her voice echo throughout the canyon. Which statement describes why Erika hears her echo?

• The sound was loud.

• The sound waves travelled in a vacuum.

• The sound waves reflected off the canyon walls.

• The sound waves bent as they travelled into the canyon.

Tags

NGSS.MS-PS4-2

An echo is created when...

• sound bounces of an object

• a sound is very loud

• when sound is absorbed

• when sound bounces off an object far away

Tags

NGSS.MS-PS4-2

Why does an apple appear red?

• All colors are reflected.

• Only the color red is reflected, the other colors are absorbed.

• Only the color red is absorbed, the other colors are reflected

• All colors are absorbed.

Tags

NGSS.MS-PS4-2

Which one will sound waves travel though with the best?

• A

• B

• C

• Sound will travel through all mediums equally.

Tags

NGSS.MS-PS4-2