Answers OC27 EarthSpace Sci-2001310-S2-Nelson Lesson 8.1 Properties of WavesQuestion 8

8

QuizMultiple Choice

Lesson 8.1 Properties of Waves

Question 8 • (OC27) Earth/Space Sci-2001310-S2-Nelson

What is the speed of a wave with a wavelength of 3 m and a frequency of .1 Hz?

Answer

A

0.03 m/s

B

0.3 m/s

C

3.1 m/s

D

30 m/s

Explanation

Use the wave-speed formula: speed = wavelength × frequency. Multiply 3 m by 0.1 Hz to get 0.3 m/s. Therefore, the speed is 0.3 m/s, choice B.

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