Sound Waves

Question 1

Select the appropriate unit for each type of measurement. Amplitude: Frequency: Wavelength: Wave speed: Loudness:

Revolt · Accepted Answer

meters; Selection 1: meters; Selection 2: hertz; Selection 3: meters; Selection 5: decibels

Question 2

metersdecibels✔ hertzmeters/second

Revolt · Accepted Answer

hertz

Question 3

✔ metersdecibelshertzmeters/second

Revolt · Accepted Answer

meters

Question 4

meters✔ decibelshertzmeters/second

Revolt · Accepted Answer

decibels

Question 5

Which statement correctly compares sound and light waves?

Revolt · Accepted Answer

Sound waves carry energy parallel to the motion of the wave, while light waves carry energy perpendicular to it.

Question 6

Which features do sound waves have that light waves do not? Check all that apply.compressionsrarefactionswavelengthfrequencyamplitudepitchspeed

Revolt · Accepted Answer

compressions; rarefactions; pitch

Question 7

How many wavelengths are present in the sound wave shown?

Revolt · Accepted Answer

3

Question 8

Order the sounds made by these sources from highest to lowest pitch.

Revolt · Accepted Answer

motorcycle, telephone, piano, lawn mower

Question 9

Question 10

Revolt · Accepted Answer

It is high-pitched.

Question 10

Question 11

Revolt · Accepted Answer

It is low-pitched.

Sound Waves Answers