Sound Waves

Sound waves must travel through ___________________.

• Air

• water

• a medium

• empty space

Tags

NGSS.MS-PS4-2

Sound waves can NOT travel through

• Air

• Water

• A medium

• empty space

Tags

NGSS.MS-PS4-2

What is a medium?

• Empty Space

• Matter that a wave travels through

• A wave

• Energy

Tags

NGSS.MS-PS4-2

What determines the speed of a sound wave?

• The frequency

• The medium

• The source of a sound wave

• The amount of energy the wave carries

Sound travels at different speeds through different materials.

Order the states of matter from the FASTEST (Left) to the SLOWEST (Right)

• 
• 
• 

Tags

NGSS.MS-PS1-4

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Why does a sound wave travel faster through the particles of a solid?

• The particles are closer together

• The particles are further apart

• The particles are bigger

• The particles are smaller

Tags

NGSS.MS-PS4-2

Changing the frequency of a sound wave affects the...

• Volume

• Amplitude

• Pitch

• Resonance

Changing the amplitude of a sound wave affects the...

• Volume

• Frequency

• Pitch

• Wavelength

Tags

NGSS.MS-PS4-1

The pitch of a sound depends on its:

• frequency

• amplitude

• intensity

• loudness

Tags

NGSS.MS-PS4-1

The higher the frequency, the ____________ the wavelength.

• longer

• shorter

• taller

• bolder