Front

What happens when you increase the amplitude of a sound?

Back

It makes the sound louder.

Front

What do waves carry from place to place?

Back

Energy, but not matter or particles.

Front

The longer the _____________, the ______________ the frequency.

Back

wavelength, lower.

Front

The units for frequency are measured in _____________.

Back

hertz.

Front

You can't hear sounds in outer space because there is no _____________.

Back

matter.

Front

What is a wave?

Back

A disturbance that transfers energy through space or matter.

Front

What is the relationship between wavelength and frequency?

Back

Longer wavelengths correspond to lower frequencies.

Front

What is the speed of sound in air at room temperature?

Back

Approximately 343 m/s.

Front

What is the difference between transverse and longitudinal waves?

Back

Transverse waves oscillate perpendicular to the direction of wave travel; longitudinal waves oscillate parallel.

Front

What is amplitude in the context of waves?

Back

The maximum displacement of points on a wave from its rest position.