sound

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

Sound is a form of? 

• energy
• pitch
• volume

Measure of how high or low a sound is

• amplitude
• compression
• speed of sound
• pitch

A longer string makes a _______ pitch than a short string.

• louder
• softer
• higher
• lower

An object that does not vibrate cannot produce

• sound
• light
• heat
• electricity

What is volume?

• how high or low a sound is
• the loudness or softness of a sound
• the number of vibrations per second
• vibrations

Sound is caused by....

• molecules
• vibrations
• people
• space

Which of the following sentences best describes how sound moves?

• Sounds can move through solids, liquids, and gases.

• Sound can move through empty space or through matter.

• Sound can move through solids and liquids, but not gases.

• Sound can move through liquids and gases but not through solids.

Low pitches have what kind of vibrations?

• slow

• fast

• medium

• doesn't matter

High pitches have what kind of vibrations?

• medium

• doesn't matter

• fast

• slow