PSQ: Sound Waves

Front

Frequency is measured in:

Back

Hertz

Front

What is the source of a sound wave?

Back

Vibration

Front

High Amplitude = ?

Back

Louder sounds

Front

A reflected sound wave is called a(n) ______.

Back

echo

Front

The sound that we actually hear is the vibration of molecules. True or False?

Back

True

Front

What is the relationship between frequency and pitch?

Back

Higher frequency results in a higher pitch.

Front

What is amplitude in sound waves?

Back

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

Front

What happens to sound waves as they travel through different mediums?

Back

Sound waves travel faster in solids than in liquids, and faster in liquids than in gases.

Front

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

Back

Approximately 343 meters per second.

Front

What is the difference between a sound wave and a light wave?

Back

Sound waves are mechanical waves that require a medium to travel, while light waves are electromagnetic waves that can travel through a vacuum.