A. Draw a transverse wave and label the following properties: crest, trough, amplitude and
wavelength. Then draw a longitudinal wave and label the following properties: compression,
rarefaction, and wavelength.
b. What is the equation for the speed of a wave? Identify each variable.
c. Fill in the blanks in the following paragraph to correctly describe the behavior of waves:
“A wave is a(n) that carries through space. Some waves travel through empty space. Other waves must travel through a material, also known as a . Waves transfer energy but not .”
d. Match each term to its correct description.
a. Refraction
b. Diffraction
c. Reflection
d. Constructive interference
e. Destructive interference
1. The superimposition of waves to create a wave with a larger amplitude.
2. The superimposition of waves to create a wave with a smaller amplitude.
3. The bending of a wave as it enters a different medium.
4. The bending of a wave around an obstacle.
5. The bouncing of a wave off a surface.
e. Give examples of refraction, diffraction, and reflection.
Answers: 3
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The average density of the planet uranus is 1.27 103 kg/m3. the ratio of the mass of neptune to that of uranus is 1.19. the ratio of the radius of neptune to that of uranus is 0.969. find the average density of neptune.
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Awind turbine is rotating counterclockwise at 0.5 rev/s and slows to a stop in 10 s. its blades are 20 m in length. (a) what is the angular acceleration of the turbine? (b) what is the centripetal acceleration of the tip of the blades at t=0s? (c) what is the magnitude and direction of the total linear acceleration of the tip of the blades at t=0s?
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A. Draw a transverse wave and label the following properties: crest, trough, amplitude and
waveleng...
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