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26 Cards in this Set
- Front
- Back
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What does the speed of a Mechanical wave depend on?
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The properties of the Medium
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What does the speed of a mechanical wave not depend on?
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The amplitude or Frequency of the wave.
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What does the speed of a wave on a rope depend on?
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The force exerted on the rope and the mass per unit length.
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What does the speed of a wave in water depend on?
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The depth of the water
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What does the speed of a sound wave traveling through air depend on?
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The temperature of the air
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A wave with larger amplitude transfers more?
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Energy
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A wave with a smaller amplitude has the same____as a wave with a larger amplitude?
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Speed
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A wave with a higher frequency has?
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A shorter wavelength
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As long as the media are the same,the ___ of high and low frequency waves are the same
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Speed
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A wave that reaches the boundary between two media is called?
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An incident wave
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The wave that continues into the new medium with the same frequency as the incident and some of its energy
is called? |
A Transmitted wave.
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The wave that moves backward after it hits the boundary of two media is called?
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A reflected wave
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If the difference in the two media is small, the amplitude of the ______ wave is large and the amplitude of the ______ wave is small?
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Transmitted ; Reflected
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If two media are very different, most of the ____ is reflected
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Energy
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When a wave moves from a less dense medium to a more dense medium, the reflected wave is?
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Inverted
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When a wave passes from a more dense medium to a less dense medium, the reflected pulse is?
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Erect
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The result of the superposition of two or more waves is called?
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Interference
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________ occurs when the wave displacements are in the same direction?
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Constructive Interference
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________ Occurs when the wave displacements are in different directions?
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Destructive Interference
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____ is an undisturbed point during constructive Interference?
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Antinode
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____ is an undisturbed point during destructive interference?
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Node
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_____ waves produce two nodes at the ends of the rope and an antinode in the middle and all appear to be stationary?
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Standing waves
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The Law of reflection?
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The angle of incidence is equal to the angle of reflection
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The change in the direction of waves at the boundary between two different media is known as?
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Refraction
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When a wave moves from a medium with high velocity to one with a low velocity, what does not change?
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Frequency
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The spreading of waves around the edge of a barrier is called?
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Diffraction
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