Sound

Pitch

100

Pitch of a sound is how

high or low it is

200

changing the length of the ______________ object can change pitch

vibrating

300

A long string or wire will have a __________ pitch than a short string or wire

lower

400

Tighter wires vibrate faster, making the pitch __________

higher

500

What three things can affect pitch?

length, thickness, and tightness of material

Volume

100

What is volume?

the loudness or softness of a sound

200

The sound from a person yelling is a ____________ volume than the sound from a person whispering even though the pitch is the same

louder

Vibrations

100

If the vibrations are made stronger or weaker by striking or plucking objects harder or softer, the ___________ will get louder or softer

volume

200

If the force is ___________, the volume becomes softer

decreased

300

If the force is _______________, the volume becomes louder

increased

400

Tapping a desk ___________ produces a soft sound while hitting a desk hard produces a loud sound

softly

500

If the vibrations are ______________ _________ the volume of the sound is softer

farther away

What affects pitch

100

_____________ the wire to tune the instrument will change the pitch.

Tighting

200

____________ objects vibrate faster than longer ones

shorter

300

When a thick rubber band and a thin rubber band are plucked, the thinner one produces a higher __________ sound

pitched

400

The ______________ a string, wire, or air in a tube vibrates, the higher the pitch of the sound

faster

500

______________ strings or wires vibrate faster than thicker ones

thinner