Sound Waves

Front

What are sound waves?

Back

Sound waves are vibrations that travel through a medium (solid, liquid, or gas) and can be heard when they reach a person's or animal's ear.

Front

Can sound waves travel through outer space?

Back

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

Front

What is the relationship between frequency and pitch?

Back

High frequency sounds have a high pitch, while low frequency sounds have a low pitch.

Front

In which medium do sound waves travel the fastest?

Back

Sound waves travel the fastest in solids.

Front

In which medium do sound waves travel the slowest?

Back

Sound waves travel the slowest in gases.

Front

What does low amplitude mean in terms of sound?

Back

Low amplitude means quieter sounds.

Front

What does high amplitude mean in terms of sound?

Back

High amplitude means louder sounds.

Front

What is the unit of measurement for frequency?

Back

The unit of measurement for frequency is Hertz (Hz).

Front

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

Back

The speed of sound in air at room temperature is approximately 343 meters per second.

Front

What happens to sound waves when they hit a barrier?

Back

When sound waves hit a barrier, they can be reflected, absorbed, or transmitted.