5.4: Loudness, amplitude, and oscilloscopes

Which letter represents the amplitude?

• A

• Y

Waves have amplitude, wavelength, and frequency

• True

• False

The distance from one point on a wave to the same point on the next wave is called

• Frequency

• Wavelength

• Amplitude

The distance from the center of the wave to the highest or lowest point is called

• Wavelength

• Amplitude

• Frequency

The number of complete waves or vibrations produced in 1 second is

• Wavelength

• Frequency

• Amplitude

A soft sound has a ................. amplitude, a loud sound has a ................... amplitude.

• small, large

• large, small

• small, small

• large, large

A sound wave is a pressure wave.

• True

• False

The loudness of the sound depends on the.................

• Frequency

• Amplitude

• Wavelength

• Rarefactions

Sound waves are made up of regions where the air molecules are close together and regions where they are far apart

• true

• false

Sound energy is transferred to the medium, so the sound becomes loud.

• True

• False