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Wave Definitions
Question | Answer |
---|---|
mechanical wave | oscillation of matter responsible for transfer of energy |
electromagnetic wave | partially electric and magnetic |
amplitude | distance between the crest and trough |
wavelength | distance between identical parts of a wave |
frequency | number of events that happen per time period |
crest | highest point of a wave |
trough | lowest point of a wave |
period | time required to complete a cycle |
energy | property of an object |
radiation | energy that moves from one place to another |
reflection | bounce back of sound or light |
refraction | direction change of wave as it crosses the boundary wall |
hertz | unit used for frequency |