Sound Waves Practice for Flashcard

Front

What is the bouncing back of a ray of light, sound, or heat when it hits a surface that it does not penetrate?

Back

Reflection

Front

What does high amplitude in sound waves indicate?

Back

Louder sounds

Front

Can sound travel through a vacuum?

Back

No, sound cannot travel through a vacuum.

Front

How does volume (loudness) appear in a sound wave?

Back

As amplitude.

Front

What happens when a wave strikes an object and bounces off?

Back

Reflection.

Front

What is the term for the distance between two consecutive peaks of a wave?

Back

Wavelength.

Front

What is the measure of how many vibrations occur in a second in a sound wave?

Back

Frequency.

Front

What is the unit of frequency?

Back

Hertz (Hz).

Front

What is the term for the speed at which sound travels through a medium?

Back

Sound speed.

Front

What is the effect called when sound waves overlap and combine?

Back

Interference.