Light and Sound

A student plans to investigate how sound changes when 4 bottles with different amounts of liquid are struck with a mallet. In which order should the bottles be placed so sound changes from low pitch to high pitch?

• B D C A

• A D C B

• C A D B

• D B A C

Tags

NGSS.MS-PS4-1

Which material will sound travel through fastest?

• water in a pool

• a metal rod

• empty space

• air in a balloon

Tags

NGSS.MS-PS4-2

Blowing through a straw produces a sound. Which straw makes the highest pitch?

• A

• B

• C

• D

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

During a thunderstorm, you see lightning before you hear thunder. This is because-

• light has a greater mass than sound

• sound has longer wavelengths than light

• light travels faster than sound

• sound and light travel at the same speed

Which wave has the longest wavelength?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS4-1

Which number on the diagram shows wavelength?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS4-1

Which is the best observation of refraction of light?

• looking in a mirror

• looking at a shadow

• looking at an object through a window

• viewing an object partially in water

Tags

NGSS.MS-PS4-2

When light hits off an object, the rays can pass through it, bounce off of it, or be absorbed. Light rays that bounce back are-

• radiant

• reflected

• refracted

• radar

Tags

NGSS.MS-PS4-2

Which correctly shows how light acts when it hits a mirror?

• F

• G

• H

• J

Tags

NGSS.MS-PS4-2

What object helps people understand what makes up white light?

• barometer

• prism

• microscope

• telescope