sound and light energy flashcard

Front

What is sound energy?

Back

Sound energy is the energy produced by vibrating sound waves. It can be heard when it reaches a person's or animal's ear.

Front

What is light energy?

Back

Light energy is a form of energy that is visible to the human eye. It is produced by the vibrations of electrically charged particles.

Front

What happens when light hits a mirror?

Back

When light hits a mirror, it reflects off the surface, allowing us to see our image and other objects.

Front

What is energy?

Back

Energy is the capacity for doing work. It can exist in various forms, including light, sound, heat, and electricity.

Front

What is a Sonic Boom?

Back

A Sonic Boom is a loud sound that occurs when an object travels through the air faster than the speed of sound, creating a shock wave.

Front

Where is the warmest air in a room during winter?

Back

The warmest air in a room during winter is usually found near the ceiling because warm air rises.

Front

What is a longitudinal wave?

Back

A longitudinal wave is a type of wave where the particles of the medium move parallel to the direction of the wave.

Front

What is a transverse wave?

Back

A transverse wave is a type of wave where the particles of the medium move perpendicular to the direction of the wave.

Front

What is reflection of light?

Back

Reflection of light is the bouncing back of light rays when they hit a surface, such as a mirror.

Front

What is refraction of light?

Back

Refraction of light is the bending of light rays as they pass from one medium to another, such as from air to water.