Fssa Physical Science Review

Front

What happens to sound waves when they enter a vacuum?

Back

They stop moving.

Front

If heat is not flowing between Jesse's feet and the sand, what can be inferred about the temperature of the sand?

Back

The sand is the same temperature as her feet.

Front

How does the speed of a sound wave change when it travels from air into a swimming pool?

Back

It travels faster.

Front

Through which medium does sound travel the slowest: Wood, Metal, Water, or Air?

Back

Air.

Front

How does the speed of light change when it travels from air into a swimming pool?

Back

It travels slower.

Front

What is a medium in the context of sound waves?

Back

A medium is a substance through which sound waves can travel.

Front

What is the relationship between temperature and heat flow?

Back

Heat flows from a warmer object to a cooler object until they reach the same temperature.

Front

What is the speed of sound in air compared to water?

Back

Sound travels slower in air than in water.

Front

What is the definition of a vacuum?

Back

A vacuum is a space devoid of matter, including air.

Front

What happens to sound waves in a medium with a higher density?

Back

Sound waves generally travel faster in a medium with a higher density.