Wind, Hydroelectric, and Sound Review for test

A wind turbine charges a generator that transform into electricity that travels to school. Put the energy in order.

A form of energy created by moving water is called...

Pitch and volume are the same thing.

When comparing two bells, a small bell and a large bell, the large bell will have a high pitch.

Electrical energy cannot be created from air or water that is moving.

Which statement is true about sound waves?

A hydroelectric dam can only be useful where there is water available to flow through it.

Low frequency sound waves create a high-pitched sound.

The frequency of vibration that produce a high or low sound is called...

Which city would be the best place to build wind turbines to harness the most amount of wind energy?

A rapid back and forth motion that makes a sound is called...

We can see sound waves with our eyes.

Vibrating objects create...

When you tighten a string on a guitar, what effect will that have on the pitch of the sound?

When you go from playing a low pitch to a very high pitch, what happens to the sound waves as the high pitch is played?

Where should a hydroelectric dam be built?

The number of times per second that a wave vibrates is called...

The process in which moving air can be converted into electric energy is called...

Sound energy is created by...

Sound can travel through air, liquid and solid molecules.

An invisible flow of energy that travels like a wave is called...

The energy of motion is called...

Which statement describes wind?

Hydroelectrical and wind energy are clean, renewable energy sources.