Sound Unit Review

Sound waves travel fastest through

• gasses

• liquids

• solids

What is pitch?

• how high or low a sound is.

• how loud or quiet a sound is.

What is volume?

• how high or low the sound is.

• how loud or quiet the sound is.

Sound is _________ we can hear.

• energy

• vibration

• waves

• volume

Sound is caused by things moving back and forth. We call these things ____________.

• waves

• vibrations

• sound

__________ sound is made by nature; examples include sounds made by waves, wind and thunder.

• artificial

• natural

______ sound is made by humans and/or devices; examples include sounds made by alarm clocks, phones and car horns.

• artificial

• natural

How does sound travel?

• Sound travels in waves

• Sound travels in vibrations

• Sound travels in cars

• Sound travels in a straight line

Sound can travel through _________.

***There may be more than one answer***

• solids

• liquids

• gases

• space

What are the main parts of the ear called?

Click all that apply.

• Inner ear

• Lower ear

• Upper ear

• Middle ear

• Outer ear