Grade 4 - Waves test 2

Front

What is the amplitude of a wave?

Back

The amplitude of a wave is the maximum height of the wave from its rest position.

Front

Amplitude is the ___________ of a wave.

Back

height

Front

Amplitude is a measure of how much ___________ the wave has.

Back

energy

Front

The higher the amplitude, the ______________ the volume.

Back

louder

Front

How often a wave occurs is its _____________________.

Back

frequency

Front

What does frequency measure in waves?

Back

Frequency measures how many waves pass a point in one second.

Front

What is the relationship between amplitude and sound volume?

Back

Higher amplitude means louder sound.

Front

What is a wave?

Back

A wave is a disturbance that transfers energy from one place to another.

Front

What are the two main types of waves?

Back

Mechanical waves and electromagnetic waves.

Front

What is a mechanical wave?

Back

A mechanical wave requires a medium (like air or water) to travel through.