Sound & Communicating with Light and Sound

Jaylin played the green straw. He wants to play a higher pitch, which color should he play next?

• Blue

• Yellow

• Orange

• Pink

Tags

NGSS.MS-PS4-1

Julieth is flicking the lights on and off in the classroom. Which way is she communicating?

• With sound

• With light

• With light and sound

Angel is ringing a bell to tell everyone time is up. Which way is he communicating?

• With sound

• With light

• With light and sound

Sky is going to bang with a metal spoon on a pot to let Tawaba know when she is done. What is she doing?

• Communicating with sound

• Communicating with light

• Communicating with light and sound

Can you communicate without speaking?

• Yes, you can communicate without speaking

• No, you must speak to communicate

Which is an example of communicating with light?

• A secret knock on the door

• Blowing a whistle

• Quickly turning on and off a flashlight

Tags

NGSS.4-PS4-3

Which is an example of communicating with sound?

• A drum roll

• A traffic light turning red

• Turning off a light for quiet reading

Light makes vibrations.

• True

• False

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Which is an example of using light to get somone's attention?

• use a mirror to reflect the sun shining in the

  window

• pick up a white piece of paper and wave it in the

  air

• flick a rubber band across the room

• pick up a metal tin and hit it with an expo marker

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Which is an example of someone using a sound to get a friend's attention?

• Making a smoke signal at a fire

• Using a mirror to reflect sunlight

• Blowing a metal whistle

• Using a flashlight