Sound 5.5 Flashcard

Front

What is an echo?

Back

An echo is a sound that is reflected off a surface and heard again.

Front

What does amplitude measure in sound?

Back

Amplitude measures the volume or loudness of a sound.

Front

What does it mean to vibrate?

Back

To vibrate means to move back and forth quickly.

Front

What causes sound?

Back

Sound is caused by vibrations.

Front

What is the relationship between frequency and pitch?

Back

Frequency determines the pitch of a sound; higher frequency means higher pitch.

Front

What is volume in terms of sound?

Back

Volume refers to how loud or soft a sound is.

Front

What is pitch?

Back

Pitch is how high or low a sound sounds.

Front

What happens to sound when it travels through different materials?

Back

Sound travels at different speeds through different materials, affecting its quality.

Front

What is the difference between loud and quiet sounds?

Back

Loud sounds have high amplitude, while quiet sounds have low amplitude.

Front

How does distance affect the sound we hear?

Back

As distance increases, the sound becomes quieter.