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Week 1: Waves and Wave Speed Formula

Last updated about 5 years ago

8 Nsɛmmisa

How is the amplitude of a wave is related to the energy in a wave?

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Watch the two videos and solve the wave formula problems

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1.

Draw a transverse wave and label the amplitude, wavelength, crest, and trough.

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2.

Draw a longitudinal wave and label the amplitude, wavelength, crest, and trough.

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3.

Explain how a medium changes the way a wave travels.

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4.

Draw a wave with a high amount of energy and a wave with a low amount of energy. Be sure to label each wave's energy as high or low.

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5.

Draw a wave with a high frequency and a wave with a low frequency. Be sure to label the frequency of each wave as high or low.

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6.

If a dolphin is producing a vocalization with a frequency of 35 Hz, traveling at 1,470 m/s, what is the wavelength of the sound?

0.0238m

42m

42/s

1.0238/s

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7.

A sound wave with a wavelength of 2.5 m travels 660 m in 2 s. Calculate the frequency of the wave. (To calculate the speed of sound, remember: speed = distance/time.)

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8.

One dog house is made of thin walls made of metal and another dog house is made of styrofoam insulation and pillows. Why can my dog NOT hear me call him when he is in the pillow and foam house?