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Waves Vocab #1
7th Grade GT Mr. Rowland Pd 4/5 3/19/2012
15
Physics
7th Grade
03/19/2012

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Term
Wave
Definition
A disturbance that transfers energy from one place to another
Term
Amplitude
Definition
The distance from the midpoint to the maximum point (crest) or to the minimum point (trough) of a wave. The distance that a wave rises and falls from its normal rest position.
Term
Crest
Definition
The highest part of a transverse wave
Term
Trough
Definition
The lowest part of a transverse wave
Term
Rest Position
Definition
The position of the medium before a wave passes through
Term
Wavelength
Definition
The distance between two identical points on neighboring waves
Term
Energy
Definition
The ability to cause matter to move or change
Term
Medium
Definition
The material through which a wave travels
Term
Vibration
Definition
A repeated back-and-forth or up-and-down motion
Term
Mechanical Wave
Definition
A wave that requires a medium through which to travel
Term
Earthquake
Definition
The moving and shaking of part of Earth's crust
Term
Magnitude
Definition
The measurement of an earthquake's strength based on seismic waves and movement along faults
Term
Longitudinal Waves
Definition
A wave in which the vibration is moving in the same direction as that in which the wave is traveling
Term
Transverse Wave
Definition
A wave in the vibration is moving in a direction perpendicular as that in which the wave is traveling
Term
Electromagnetic Wave
Definition
A wave that is both electric and magnetic in nature; light wave
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