Properties of Sound Waves

Front

Why is the school library covered with carpet?

Back

To help absorb sounds to keep it quiet.

Front

What causes sound?

Back

Sound is caused by vibrations.

Front

What medium does sound travel fastest through?

Back

Sound travels fastest through solids.

Front

What is the height of a sound wave called?

Back

The height of a sound wave is called amplitude.

Front

Why can you hear sounds made inside a closed room?

Back

Vibrations travel through the door and the window.

Front

What is a sound wave?

Back

A sound wave is a type of mechanical wave that travels through a medium due to vibrations.

Front

What is frequency in relation to sound?

Back

Frequency is the number of waves that pass a point in one second, measured in Hertz (Hz).

Front

What is amplitude in sound waves?

Back

Amplitude is the maximum displacement of points on a wave, related to the loudness of the sound.

Front

How does temperature affect the speed of sound?

Back

Sound travels faster in warmer temperatures because molecules move more quickly.

Front

What is the difference between pitch and loudness?

Back

Pitch is determined by the frequency of the sound wave, while loudness is determined by the amplitude.