Mystery Science: Waves of Sound Unit Review

Front

What does the wavelength of a sound tell us about?

Back

The wavelength of a sound tells us about its pitch.

Front

What is sound?

Back

Sound is a vibration.

Front

What is a good pattern of sound to use as a code?

Back

A good pattern of sound to use as a code is short and long taps like Morse code.

Front

What is pitch in terms of sound?

Back

Pitch is how high or low a sound is.

Front

What is amplitude in sound waves?

Back

Amplitude is the height of the sound wave, which determines how loud the sound is.

Front

What is a vibration?

Back

A vibration is a rapid back-and-forth movement that creates sound.

Front

How do we hear sound?

Back

We hear sound when vibrations travel through the air and reach our ears.

Front

What is the relationship between sound and waves?

Back

Sound travels in waves, which are patterns of vibrations.

Front

What is an example of a high-pitched sound?

Back

An example of a high-pitched sound is a whistle.

Front

What is an example of a low-pitched sound?

Back

An example of a low-pitched sound is a drum.