Samuels PS Sound

Match it! Select the correct answer from the pull down...Good luck!

The change in frequency because of an object's motion is known as:

What type of wave does sound travel as?

Who is the scientist that put an alarm in a glass jar to show the effect of a vacuum on sound?

Which part of a sound wave results in high pressure with air molecules bunched up?

How does sound behave in a vacuum like space?

The effect of intensity on the way the ear perceives sound is ______.

The unit used to measure sound intensity in a way that reflects how our ears perceive sound.

The effect of frequency on the way the ear perceives sound is ______.