Sound :)

sound is caused by?

• force

• energy

• vibration

• instruments

what is vibration?

• how loud a sound is

• how high or low a sound is

• the back and forth movement of matter

• the loudness or softness of a sound

what is volume?

• how high of low a sound is

• the loudness or softness of a sound

• the number of vibration per second

• vibration

sound can travel through...

• solids only

• vacuum

• solids, liquids and gas

• gas only

how low or high a sound is

• pitch

• volume

• vibration

• echo

sound doesnt travel in space because...

• space is a vacuum

• space is too far away

• space has planets

• space is too big

sound is a form of...

• vibration

• gas

• energy

• force

which would have the loudest volume?

• a bird chirping

• rain falling

• a dog barking

• a lion roaring

how can you make the pitch higher?

• turn up the volume

• hit the string harder

• shorten the string

• hit the string softer

what is the unit to measure sound?

• centimeters

• meters

• decibels

• kilogram