What is sound energy- Gr4

Measure of how high or low a sound is

• amplitude
• compression
• speed of sound
• pitch

An object that does not vibrate cannot produce

• sound
• light
• heat
• electricity

Sound is a form of? 

• energy
• pitch
• volume

Vibrating vocal chords causes sound energy when a person speaks.

• True
• False

What is vibration?

• how loud a sound is
• the back and forth movement of matter
• how high or low a sound is
• the loudness or softness of a sound

1.Sound is a form of energy made by ____________

• electricity

• vibration

• light

• volume

Sound travels fastest in...

• solids

• liquids

• gases

• air

Sound waves cannot travel in __________.

• air

• steel

• water

• a vacuum

For you to hear sound, which events must take place first?

• Your eardrum vibrates when the sound wave reaches it.

• An object vibrates to make a sound.

• Air particles vibrate as sound moves through the air

Sound waves CANNOT travel through which of these:

• liquid

• gas

• Outer space