sound

In which medium sound can't travel?

• solid

• liquid

• gas

• vacuum

What is an echo

• deflected sound

• refracted sound

• reflected sound

• diffracted sound

In which medium speed of sound are fastest?

• vacuum

• solid

• liquid

• gas

A rapid back and forth movement?

• Echo
• Vibrate
• Pitch
• Amplitude

A sound with a low frequency and low amplitude would be....

• Loud with a high pitch
• Loud with a low pitch
• Quiet with a high pitch
• Quiet with a low pitch

We measure pitch in....

• Volume
• Decibles
• Amplitude
• Frequency

How LOUD or quiet a sound is...

• Pitch
• Fequency
• Volume
• Echo

When a sound bounces back at you off of a surface

• Volume
• Pitch
• Frequency
• Echo

Sound is a form of? 

• energy
• pitch
• volume

Sound travels fastest in...

• solids

• liquids

• gases

• air