Hearing and Sound

How is sound measured?

• by a ruler

• decibels

• centimeters

• inches

Tags

NGSS.MS-PS4-1

What is the speed of sound through the air?

• 10,000 feet per second

• 196,000 miles per second

• 2,000 feet per second

• 1,000 feet per second

Tags

NGSS.MS-PS4-1

What happens when an object vibrates very fast, the pitch is?

• low

• high

• soft

• slow

Sound waves can travel through

• air, light, night

• clouds, darkness, rain

• air, solid, liquid

Tags

NGSS.MS-PS4-2

What must happen for you to hear sound?

• The sound must be colorful

• The sound must be loud enough and you must be within hearing range

• The sound must be very quiet

• The sound must be made by an animal

What part of the body helps us to hear besides just the ear?

• ear canal

• muscles

• brain

• neck

What is an example of a low pitched sound?

• a cat meowing

• a dog barking

• piano playing

• a drum

What is the name for the highness and lowness of sound?

• volume

• high

• low

• pitch

Sound waves travel slowest through

• air

• clouds

• rain

• solids

Tags

NGSS.MS-PS4-2

How do sound waves travel compared to light waves?

• faster

• slower

• the same