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Waves and Light
Unit 3 - Physical Scince
Term | Definition |
---|---|
Wave | A disturbance that tranfers energy from one place to another |
Medium | The material through which a wave travels |
Longitudinal Wave | Particles move back and forth in the same direction that the waves travels ot parrallel to the wave |
Transverse Wave | Particles move perpendiculary to the direction the wave travels |
Mechanical Wave | Can travel through more than one medium |
Electro magnetic Wave | A disturbence in electric and magnetic feilds |
Amplitude | How far the particles in a medium move |
Wave Length | The distance from one point of the wave to an identical point on the next wave |
Wave Period | The time required for one cycle |
Frequency | Tells how many cycles occur in an amount of time |
Hertz | One hertz is equal to one cycle per scond |
Wave Speed | The speed of which the wave travels |