Waves Unit Flashcards

Front

What is a wave?

Back

A disturbance that transfers energy from one place to another.

Front

What causes waves?

Back

A source of energy causes a medium to vibrate.

Front

What is a vibration?

Back

A source of a wave. A repeated back-and-forth or up-and-down motion.

Front

What is a medium?

Back

The material through which a wave travels, such as gas, liquid, or solid.

Front

What are transverse waves?

Back

Waves that do not always require matter to travel. They move in a back-and-forth, up-and-down motion at a 90-degree angle to the disturbance.

Front

What is a mechanical wave?

Back

A mechanical wave is a wave that requires a medium of matter to travel through.

Front

Sound waves

Back

They travel better through solids than through liquids and gases.

Front

Water Waves

Back

They travel better through liquids than through solids and gases.

Front

Frequency

Back

The number of waves that travel in a given amount of time.

Front

Amplitude

Back

The height of a wave from rest to crest or rest to trough.