Sound Waves

Sound waves must travel through ___________________.

• air

• a medium

• an outward area

• a short

Tags

NGSS.MS-PS4-2

Sound waves can NOT travel through

• Air

• Water

• Earth

• space

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

Frequency is measured in:

• decibels

• Hertz

• meters

• seconds

As the frequency of a sound wave ___, the pitch becomes lower.

• increases
• decreases
• does not change
• cancels out

As the amplitude of a sound increases, the loudness

• increases
• decreases
• does not change
• cancels out

Tags

NGSS.MS-PS4-1

Why is sound able to travel faster through a solid than a gas?

• Gas molecules are packed tightly.
• Solid molecules move quickly.
• Solid molecules are packed tightly.
• Gas molecules move slowly.

Tags

NGSS.MS-PS4-2