Imprimer Froggy Jumps: Sound ()

1. What causes sound

A

Vibrations

B

Gravity

C

Light waves

2. Which one of the following best describes pitch

A

How high or low sound is

B

How fast sound travels

C

How loud a sound is

3. Volume is a measure of:

A

How loud or soft a sound is

B

How high or low a sound is

C

How long a sound lasts

4. Which of these would likely produce the lowest pitch?

A

A bass drum

B

A mouse squeaking

C

A whistle

5. . In which medium does sound travel the fastest?

A

. Solid steel

B

Air

C

Water

6. What unit is commonly used to measure the volume of sound?

A

Decibels

B

Hertz

C

Seconds

7. What happens to the vibrations of an object as it produces a higher pitch?

A

They become faster

B

They become slower

C

They stay the same

8. The instrument for measuring sound volume is

A

A sound level meter

B

Microphone

C

Nanometer

9. Where can you not hear sound

A

In space

B

In water

C

In air

10. Travelling vibrations are called

A

Sound waves

B

Decibels

C

Pitch

11.

A

B

C