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http://video.aol.co.uk/video-detail/time-warp-drop-of-water/3815470999
B. Pulses & Periodic Waves
1. Pulse – single vibratory disturbance that moves from point to point
Medium only moves up and down
Created by User:Evil_saltine
Ex)
In which direction will
segment X move as
the wave passes through it? (1) down, only (2) up, only (3) down, then up, then down (4) up, then down, then up
(4) up, then down, then up
a. When the pulse (wave) reaches a boundary with another medium, part is reflected and part is transmitted (goes through)
Reflection in a soap bubble Mila Zinkova. The image was edited by user:Alvesgaspar
Dr. Dan Russell
b. When a pulse reaches a fixed, unyielding boundary, then the pulse is completely reflected and inverted (180°)
Transverse Wave
2. Periodic Wave – series of evenly timed disturbances in a medium
Periodic Wave
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