Sound Frequency

Which wave would make the lowest pitch sound?

• Wave 1

• Wave 2

• Wave 3

• Wave 4

The number of vibrations per second is known as the wave's ____________.

The _______________ the wavelength, the higher the pitch.

• more steady

• higher

• longer

• shorter

Draw a high pitch, quiet sound wave.

Tags

NGSS.MS-PS4-1

Which unit is used to measure the frequency of sound?

• Decibel

• Hertz

• Pascal

• Watt

What happens to the pitch of a sound when the frequency decreases?

• The pitch gets higher.

• The pitch gets lower.

• The pitch stays the same.

• The sound becomes louder.

What is the primary factor that determines the pitch of a sound?

• Amplitude

• Frequency

• Speed

• Wavelength

What does a higher frequency in a sound wave indicate?

• Lower pitch

• Higher pitch

• Lower volume

• Higher volume

What happens to the pitch of a sound when the frequency increases?

• It decreases

• It increases

• It stays the same

• It becomes inaudible

What does a high pitch sound correspond to?

• Low frequency

• High frequency

• Low amplitude

• High amplitude