Instructional Video
Khan Academy: Waves and Optics: When Source and Wave Move at Same Velocity Instructional Video
Khan Academy

Khan Academy: Waves and Optics: When Source and Wave Move at Same Velocity

9th - 10th
Looks at what happens when the velocity of the source is equal to the velocity of the wave. [7:35]
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Instructional Video
Brightstorm: Wave Characteristics Instructional Video
Brightstorm

Brightstorm: Wave Characteristics

9th - 10th
A series of videos describing wave characteristics.
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