HCPS Science 5.5 Sound and 5.6 Light

Front

What is sound?

Back

Sound is a form of mechanical energy that is produced by vibrating matter.

Front

What is the term for the bending of light as it moves from one medium to another?

Back

Refraction.

Front

How does sound travel through different mediums?

Back

Sound travels fastest through solids, slower through liquids, and slowest through gases.

Front

What produces sound?

Back

Sound is produced by vibrating objects.

Front

What type of energy is sound classified as?

Back

Mechanical energy.

Front

What happens to light when it hits a mirror?

Back

It reflects.

Front

What is the term for when light is absorbed by an object?

Back

Absorption.

Front

What is an example of refraction?

Back

A straw appearing bent when placed in a glass of water.

Front

What is the speed of sound in air?

Back

Approximately 343 meters per second.

Front

What is the relationship between vibration and sound?

Back

Vibrating objects create sound waves.