Sound can make things vibrate

Question 1

True or false? We hear because sound makes parts inside our ears vibrate.

• A. True
• B. False

Question 2

Sound and vibration: which statement is true?

• A. Rice on a drum jumps because of the light in the room.
• B. Sound can only travel through air.
• C. A string telephone works best with the string loose and floppy.
• D. A string telephone works because vibrations travel along the string.

Question 3

When a very loud lorry (truck) goes past, the windows rattle. Why?

• A. The loud sound makes the glass vibrate.
• B. The lorry touches the windows.
• C. The windows are making the noise first.
• D. The windows are scared.

Question 4

True or false? Sound is a kind of light.

• A. True
• B. False

Question 5

Sound and vibration: which statement is true?

• A. A string telephone works best with the string loose and floppy.
• B. Rice on a drum jumps because of the light in the room.
• C. Whales can hear each other's calls from far away under the sea.
• D. Sound can only travel through air.

Question 6

You stretch cling film over a bowl and put salt on it. How can you make the salt dance without touching the bowl?

• A. Cool the bowl in the fridge.
• B. Make a loud sound close to it.
• C. Whisper far away.
• D. Turn off the lights.

Question 7

True or false? A quiet whisper rattles windows more than a loud drum.

• A. True
• B. False

Question 8

Sound and vibration: which statement is true?

• A. Whales can hear each other's calls from far away under the sea.
• B. Sound can only travel through air.
• C. A string telephone works best with the string loose and floppy.
• D. Rice on a drum jumps because of the light in the room.

Question 9

A tuning fork is struck and then dipped into a bowl of water. What do you see?

• A. Nothing happens.
• B. The water splashes and ripples.
• C. The water turns blue.
• D. The water freezes.

Question 10

True or false? We hear because sound makes parts inside our ears vibrate.

• A. True
• B. False

Question 11

Sound and vibration: which statement is true?

• A. Sound can only travel through air.
• B. You can feel loud music through the floor.
• C. Rice on a drum jumps because of the light in the room.
• D. A string telephone works best with the string loose and floppy.

Question 12

A tuning fork is struck and then dipped into a bowl of water. What do you see?

• A. The water splashes and ripples.
• B. Nothing happens.
• C. The water freezes.
• D. The water turns blue.

Question 13

True or false? A quiet whisper rattles windows more than a loud drum.

• A. True
• B. False

Question 14

Sound and vibration: which statement is true?

• A. Rice on a drum jumps because of the light in the room.
• B. A string telephone works best with the string loose and floppy.
• C. You can feel loud music through the floor.
• D. Sound can only travel through air.

Question 15

Rice grains are sprinkled on a drum. Someone bangs a big pan next to it. Why do the grains jump?

• A. The rice makes its own sound.
• B. The pan blew air at the rice.
• C. The sound from the pan makes the drum skin vibrate.
• D. The rice is hungry.

Question 16

True or false? A quiet whisper rattles windows more than a loud drum.

• A. True
• B. False