Front

What is sound?

Back

Sound is a type of energy that travels in waves and can be heard when it reaches a person's or animal's ear.

Front

What is a sound wave?

Back

A sound wave is a disturbance that carries energy through a medium, such as air, water, or solids.

Front

What is amplitude?

Back

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

Front

What is pitch?

Back

Pitch is how high or low a sound is, which is determined by the frequency of the sound wave.

Front

What is loudness?

Back

Loudness is how strong or intense a sound is, which is related to the amplitude of the sound wave.

Front

Can sound travel through outer space?

Back

No, sound cannot travel through outer space because there is no medium (like air or water) for the sound waves to move through.

Front

What happens to sound when it travels through water?

Back

Sound travels faster in water than in air because water is denser than air.

Front

What is a medium in terms of sound?

Back

A medium is a substance through which sound waves can travel, such as air, water, or solid materials.

Front

What is the relationship between frequency and pitch?

Back

Higher frequency sound waves produce higher pitch sounds, while lower frequency sound waves produce lower pitch sounds.

Front

What is an example of a high-pitched sound?

Back

A whistle is an example of a high-pitched sound.