Topic 8 Lesson1b

Wavelength (𝝺)- the distance from one crest to the next or from
trough to trough.

Multiple Choice

Which wave has the longest wavelength?

• Blue

• Green

• Red

frequency- the number of times a wave passes a point

●Hertz - (Hz)

Multiple Choice

Which wave has the largest amplitude?

• A.

• B.

• C.

Multiple Choice

Which wave has the largest wavelength?

• A.

• B.

• C.

Multiple Choice

Which wave has the lowest frequency?

• A.

• B.

• C.

Speed- distance a wave travels in a set period of time.

●meters/second

feet / second

Wave Energy -
●Faster vibrations = more energy

●Wave energy directly proportional to frequency.

Math Response

A wave with a frequency of 14 Hz has a wavelength of 3 meters. At what speed (m/s) will this wave travel?

Type answer here

Correct Answer: 42

Deg^°

Rad

Math Response

The speed of a wave is 65 m/sec. If the wavelength of the wave is 0.8 meters, what is the frequency (Hz) of the wave?

Type answer here

Correct Answer: 81.25

Deg^°

Rad

Math Response

A wave has a frequency of 46 Hz and a wavelength of 1.7 meters. What is the speed (m/s) of this wave?

Type answer here

Correct Answer: 78.2

Deg^°

Rad

Math Response

A wave traveling at 230 m/sec has a wavelength of 2.1 meters. What is the frequency (Hz) of this wave?

Type answer here

Correct Answer: 109.5

Deg^°

Rad

Math Response

A wave with a frequency of 500 Hz is traveling at a speed of 200 m/s. What is the wavelength (m)?

Type answer here

Correct Answer: 0.4

Deg^°

Rad