unit 9 -- waves

Multiple Choice

An oscillation that travels is a ___.

• wave

• particle

• frequency

• hertz

Multiple Choice

One hertz equals ___

• one second per cycle

• one wave per second

• one vibration per second

• one cycle per second

Multiple Choice

the distance a wave travels before it repeats itself

• amplitude

• wavelength

• frequency

• velocity

Multiple Choice

Which wave property determines the pitch of sound waves?

• amplitude

• speed

• frequency

• oscillation

Multiple Choice

Which wave property depends on the medium it travels through?

• wave amplitude

• wave speed

• wave frequency

• wave particles

Multiple Choice

What variable is represented by the greek letter lambda (upside-down y)?

• wave length

• frequency

• wave speed

• amplitude

Multiple Choice

The energy of a wave ----- with increasing frequency.

• increases

• decreases

Multiple Choice

As a wave spreads out, what happens to its amplitude?

• increases

• decreases

Multiple Choice

Which type of wave?

• transverse

• longitudinal