CPS4 - Unit 4: Sound Volume

Sounds can be

• loud and soft

• loud

• soft

• none of the above

Trapping sound vibrations makes sound

• softer

• louder

• sound the same

Small vibrations cause _____________ sounds

Large vibrations cause _____________ sounds.

Volume of a sound is

• how loud the sounds is.

• how soft the sound is.

• how loud or soft the sound is.

We measure sound in units called

• meters

• decibels

• volumes

What do we use to measure the volume of sounds?

• rulers

• sound level meters

• microphones

• weighing scales

What sound source is the loudest?

• a student whispering

• a dog barking

• a music concert

What sound source is loudest?

• door banging

• kicking a ball

• tapping your pencil softly

Which sound is the loudest

• Ms. Katie talking

• Grade 4 talking at the same time

• a baby crying