A 0.25 kg ideal harmonic oscillator has a total mechanical energy ...

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A 0.25 kg ideal harmonic oscillator has a total mechanical energy of 4.0 J. If the oscillation amplitude is 20.0 cm, what is the oscillation frequency?
 
  A) 4.5 Hz
  B) 1.4 Hz
  C) 2.3 Hz
  D) 3.2 Hz

Question 2

Greta and her family float higher in the dense water of the Dead Sea because
 
  A) less volume of water is displaced.
  B) more volume of water is displaced.
  C) of a greater buoyant force.

[gasdhashg]

Answer to Question 1

A

Answer to Question 2

Answer: A

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