Unit 4 Lesson 1 A

A disturbance that transmits energy

• sound

• wave

• vibrations

The back and forth movements of an object

• wave

• vibration

• sound

All sound vibrations travel in __________ waves.

• compression

• coils

• volume

The highness or lowness of a sound

• pitch

• frequency

• volume

The number of of sound vibrations that occur during a unit of time

• pitch

• frequency

• volume

The loudness of sound

• pitch

• frequency

• volume

Volume is measured in ___________.

• decibels

• ohms

• inches

The vibrating body of the guitar makes the sound _____________.

• softer

• harder

• louder

Low-pitched sounds have ____________ frequencies

• higher

• lower

• louder

High point of a wave

• crest

• trough

• wavelength