Sound

The loudness of a sound depends on__________.

• the width of the wave
• the brightness of the wave
• the length of a sound wave
• the wave height or amplitude 

Sound travels slower than light.

• True
• False

Sound is energy caused by objects moving or vibrating.

• True
• False

Sound will travel slowest through which of the following forms of matter?

• milk
• desk
• air
• door

Tags

NGSS.MS-PS4-2

Sound travels FASTEST through which of these materials?

• Air
• Empty space
• Metal
• Water

Tags

NGSS.MS-PS4-2

What is vibration?

• how loud a sound is
• the back and forth movement of matter
• how high or low a sound is
• the loudness or softness of a sound

What is frequency?

• the number of vibrations per second
• how high or low a sound is
• the loudness or softness of a sound
• the back and forth movement of matter

Tags

NGSS.MS-PS4-1

Sound is a form of? 

• energy
• pitch
• volume

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Measure of how high or low a sound is

• amplitude
• compression
• speed of sound
• pitch

Tags

NGSS.MS-PS4-1

This is the unit used to measure the volume of a sound. 

• Decibel
• Medium
• Vibration
• Oscilloscope