Introduction to Sound

Sound is a form of...

• Noise

• Energy

• Matter

__________ is made caused by vibrations.

• Light

• Drum

• Sound

• Pounding

Sound travels through the air as waves.

• True

• False

Matter that carries sound waves is called a __________.

• surface

• solid

• liquid

• medium

How does sound travel?

• Sound travels fast.

• Sound travels in waves.

• Sound travels slow.

• Sound doesn't travel.

Vibrations travel through a medium when particles bump into eachother.

• True

• False

In space, nobody can hear you scream. Why? Select all that apply.

• Space is dark.

• Space is a vacuum.

• Space has no mass - no solids, liquids or gases.

• You can't take your helmet off to hear.

Sound travels fastest through which type of matter?

• Liquids

• Solids

• Gases

Sound travels slowest through which type of matter?

• Gases

• Liquids

• Solids

Sound get higher in pitch when the __________ is increased.

• wavelength

• frequency

• amplitude