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Penzu is a free online diary and personal journal focused on privacy. Easily keep a secret diary or a private journal of notes and ideas securely on the web.

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S^2WR

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S^2WR

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1.     It is a transverse wave. Amplitude decreases.

2.     At the lowest point of the pendulum

3.     At the highest point of the pendulum

4.     At the start of release of pendulum.

5.     Center point where it reach its maximum velocity.

6.     32 frames

7.     1/32

8.     a) Amplitude decreases due to loss of kinetic energy when going upwards.

b) Yes, the loudness of sound affects the amplitude of the graph. Example: Flute, piano, clarinet, oboe, trombone.

c) The frequency doesn’t change.

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Jin Xiang, Zuo Jie, Don, Raynard, Keasberry

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Jin Xiang, Zuo Jie, Don, Raynard, Keasberry

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Jin Xiang, Zuo Jie, Don, Raynard, Keasberry

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Jin Xiang, Zuo Jie, Don, Raynard, Keasberry

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Graph at end of movement

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Graph at start of movement