Sound

What will sound waves NOT travel through?

• Water

• Air

• Empty Space

• a brick wall

Tags

NGSS.MS-PS4-2

What causes a sound wave to form

• Matter vibrates

• Matter is heated

• Matter stretches

• Matter grows

The part of the ear that is a thin flap of skin that vibrates when sound waves strike it is the:

• inner ear

• outer ear

• middle ear

• eardrum

____________ is a tool used to make a picture of a sound wave.

• Telescope

• Microscope

• Microwave

• Oscilloscope

How does sound travel?

• Straight lines

• Waves

• It doesn't

• Circles

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What is the highest point on a wave?

• Trough

• The top

• The Crest

• The coast

An object that does not vibrate cannot produce___________?

• heat

• light

• sound

• electricity

Why is the school library floor covered with carpet?

• so everyone can make a lot of noise

• because it looks good

• to help absorb the sound to keep it quite

• to help absorb sounds so it can stay noisy

Scientists measure the loudness of sound in units called

• square inches

• decibels

• milliters

• degrees

The ___________ of a wave measures how many waves pass in a given amount of time.

• Medium

• Frequency

• Pitch

• Crest