Light and Sound Energy Flashcard

Front

What happens to an ice cube left in a sunny spot?

Back

The ice cube will turn to liquid.

Front

What causes sound?

Back

Sound is caused by vibrations.

Front

Why can't astronauts talk in space without a radio?

Back

There are no air particles in space, so there is no medium to transfer the sound waves.

Front

What type of medium does sound travel the fastest?

Back

Sound travels fastest in solids.

Front

What type of medium does light travel the fastest?

Back

Light travels fastest in gases.

Front

What is light energy?

Back

Light energy is a form of energy that is visible to the human eye and is responsible for the sense of sight.

Front

What is sound energy?

Back

Sound energy is the energy produced by vibrating sound waves.

Front

What is a medium in the context of sound?

Back

A medium is a substance through which sound waves can travel, such as air, water, or solids.

Front

Can sound travel in a vacuum?

Back

No, sound cannot travel in a vacuum because there are no particles to carry the sound waves.

Front

What is the relationship between vibrations and sound?

Back

Vibrations create sound waves, which are perceived as sound.