Chapter 2.1 Sound Waves

What type of wave is a sound wave?

• Transverse wave

• Longitudinal Wave

• Electromagnetic Wave

Tags

NGSS.MS-PS4-2

What are vibrations? (more than one answer)

• Back and forth movement that can make a sound.

• Back and forth movement of your vocal cords.

• Back and forth movement of a guitar string.

• A meteor exploding in outer space.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Sound waves are mechanical waves.

• True

• False

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

How does your body produce sound waves like talking?

• I need air pushed up through my lungs.

• I need an electrical jolt.

• I need to exhale through my nose.

Which are sounds your vocal cords make? Check all

• talking

• burping

• sneezing

• blinking

Which organ lets you understand sound waves?

• My nose

• My mouth

• My ears

• My brain

Tags

NGSS.MS-PS4-1

What is the job of your outer ear?

• To change the sound wave vibrations to electrical impulses.

• To collect sound waves and direct them down my ear canal to my eardrum.

• To change sound waves to transverse waves.

What are the 3 small bones inside your ear? Check all.

• Hammer

• Anvil

• Femur

• Stirrup

What does your cochlea do?

• Collects sound waves from around you

• Takes the sound waves and changes them to transverse waves.

• Takes the sound waves and changes them to electrical impulses that go to my brain.

You can feel sound waves as they move through your body if they are loud enough

• True

• False

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2