Flash cards
暂无描述。系统推荐的高质量记忆内容，适合每天坚持背诵学习。
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The transfer of energy without transferring matter.
Wave
The highest point or peak of a wave.
Crest
The lowest point or valley of a wave.
Trough
The distance from the resting point to the crest of a wave.
Amplitude
The distance from crest to crest or through to through in a wave.
Wavelength
Time for a complete cycle to pass a givin point.
Period
Matter in which a mechanical wave travels.
Medium
A wave wich the energy perpendicular to the derection of the disturbance.
Transverse Waves
A wave that does not need a medium to travel through.
Electromagnetic Wave
A wave in which the energy travels in the same direction as the disturbance.
Longitudinal Wave
The point in longitudinal wave where the matter is pushed together.
Compression
The point In a longitudinal wave where the matter is spaced farther apart.
Rare fraction
When waves strike a surface and bounce back in the other direction.
Reflection
The bending of waves as they pass through a material.
Refraction
Waves spread out as a result of passing through a narrow aperture or around an edge of material.
Diffraction
The number of waves that pass a givin point in a set of period of time.
Frequency