Wave Properties and Signals

Front

Amplitude

Back

How tall the wave is. A loud sound has a tall wave.

Front

Crest

Back

The top part of a wave, like the peak of a hill.

Front

Force

Back

A push or pull. Like pushing a swing or pulling a door open.

Front

Frequency

Back

How many waves happen in one second. If you see 5 waves in one second, that's a frequency of 5.

Front

Kinetic Energy

Back

The energy of something that is moving. A running dog has kinetic energy.

Front

Mechanical Wave

Back

A wave that needs something to travel through, like air or water. Sound waves need air.

Front

Medium

Back

The material a wave travels through, like air for sound or water for ocean waves.

Front

Oscillate

Back

To move back and forth. A swing goes back and forth.

Front

Proportional

Back

When two things change together. If you push harder on a cart, it goes faster.

Front

Resting Position

Back

The calm state when a wave is not moving. Like still water before a stone is thrown in.