Sound

Sound travels quickest through...

• solids.

• liquids.

• gases.

Sounds are made up of...

• ears.

• vibrations.

• particles.

When you play a guitar, the _____ vibrate.

• vocal cords

• wooden frame

• strings

• keys

Vibrations from sound travel through a ______ to the ear.

• gas

• solid

• liquid

• medium

As the distance from the sound source increases, the sound gets...

• fainter.

• louder.

• clearer

Match the following:

• low pitch

• medium pitch

• medium pitch

• thick string

• high pitch

• thin string

Sound is only heard by the listener.

• True

• False

Sound only travels in one direction from the sources.

• True

• False

What is the pitch of a sound?

• How loud or quiet a sound is.

• How high or low a sound is.

• How clear or unclear a sound is.

• How important or unimportant a sound is.

In a fair test, everything stays the same, but a _______.

• thing

• variable

• sound

• measurement