Physical science- OST review

What is sound made by?

• Vibrations

• Light

• Heat

• Electricity

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What does sound need in order to travel?

• Solids, liquids, or gas

• Vacuum

• Darkness

• Light

Tags

NGSS.MS-PS4-2

Which medium does sound travel through the fastest?

• Solid

• Liquid

• Gas

Tags

NGSS.MS-PS4-2

Which medium does sound travel through the slowest?

• Solid

• Liquid

• Gas

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Which surfaces absorb sound, causing it to be quieter?

• Soft surfaces (carpet, towels, clothing)

• Hard surfaces (concrete, tiles, metal)

• Reflective surfaces (mirrors, glass)

• Smooth surfaces (polished wood, plastic)

Tags

NGSS.MS-PS4-2

Which surfaces reflect sound best, causing them to be louder or echo?

• Soft surfaces (carpet, towels, clothing)

• Hard surfaces (concrete, tiles, metal)

• Reflective surfaces (mirrors, glass)

• Smooth surfaces (polished wood, plastic)

Tags

NGSS.MS-PS4-2

The pitch of sound can be changed by:

• Changing the frequency (speed of vibrations) of the sound wave

• Increasing the volume of the sound wave

• doing nothing

• Changing the medium through which sound travels

Which of the following is true about white light?

• It is made up of all the colors of the rainbow

• It is a single color

• It cannot travel through glass

• It is absorbed by all objects

What happens when light is absorbed by an object?

• It heats up the object

• It cools down the object

• It changes color

• It becomes transparent

Tags

NGSS.MS-PS1-4

NGSS.MS-PS4-2

Which type of objects reflect light best?

• Darker objects

• Lighter objects

• Transparent objects

• Opaque objects

Tags

NGSS.MS-PS4-2