Sound Review 3

Front

What is sound?

Back

Sound is a type of energy made by vibrations that travels through air, water, or solid materials.

Front

Why can't we hear sound in space?

Back

Sound does not travel in space because there is no matter (air or other medium) for the sound waves to travel through.

Front

What animal is known for making loud sounds?

Back

A lion is known for making loud sounds.

Front

What is frequency in terms of sound?

Back

Frequency is the number of times a sound wave vibrates in a given time, usually measured in Hertz (Hz).

Front

What is a low-pitched sound?

Back

A low-pitched sound is produced by sound waves with a lower frequency, such as a sound wave with a frequency of 50 Hz.

Front

How can a drummer increase the volume of their drumming?

Back

A drummer can increase the volume by hitting the drum with more force.

Front

What is amplitude in sound waves?

Back

Amplitude refers to the height of the sound wave, which determines the loudness of the sound.

Front

What is the relationship between frequency and pitch?

Back

Higher frequency sound waves produce higher pitches, while lower frequency sound waves produce lower pitches.

Front

What is the unit of measurement for sound intensity?

Back

Sound intensity is measured in decibels (dB).

Front

What happens to sound as it travels through different mediums?

Back

Sound travels at different speeds depending on the medium; it travels fastest in solids, slower in liquids, and slowest in gases.