Sound:

Sound travels in waves.

• True

• False

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Sound:

Does sound travel faster in water or in the air?

• In water

• In air

Sound:

Which travels faster?

• Sound

• Light

Sound:

Humans cannot hear sounds above a certain frequency. What are these waves called?

• Radio Waves

• Micro Waves

• Ultrasonic Waves

Sound:

When a plane flies slower than the speed of sound it creates a sonic boom.

• True

• False

Tags

NGSS.HS-PS4-1

Sound:

Whales can communicate hundreds of miles apart.

• True

• False

Tags

NGSS.MS-PS4-2

Reflection:

Curved mirrors can make objects look bigger and smaller than they actually are.

• True

• False

Reflection:

What is the opposite of a concave mirror?

• Focal Mirror

• Convex Mirror

• Prism Mirror

Tags

NGSS.MS-PS4-2

Reflection:

What happens to words on your T-shirt when you stand in front of a mirror?

• They appear upside down

• They stay the same

• They appear backwards

Tags

NGSS.MS-PS4-2

Reflection:

Without reflections, we would only be able to see objects that emit their own light.

• True

• False

Tags

NGSS.MS-PS4-2