Sound and Light Energy

Front

Sound is a type of ____________

Back

kinetic energy, energy of motion

Front

What causes a sound?

Back

A vibration

Front

Sound cannot travel in ____________

Back

outer space, vacuum

Front

A solar cell is a ____________

Back

device that uses light from the Sun to produce electricity.

Front

What is a sound wave?

Back

A wave that transfers energy.

Front

What is energy?

Back

The ability to do work or cause change.

Front

What is a medium in sound travel?

Back

The substance through which sound waves travel, such as air, water, or solids.

Front

What is light energy?

Back

Energy that is visible to the human eye and is produced by the vibration of electrically charged particles.

Front

What is a vibration?

Back

A rapid back-and-forth movement that creates sound.

Front

What is a longitudinal wave?

Back

A wave in which the particles of the medium move parallel to the direction of the wave.