What is simple harmonic motion?
Simple harmonic motion is a vibration caused by a force that follows Hooke's law. It
is motion in which the acceleration is directed toward the center of the motion and is
directly proportional to the displacement from its equilibrium position.
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Will the Moon's surface change over time? Why or why not?
What will be an ideal response?
A hoop (I = MR2) is rolling along the ground at 10 m/s. It comes to a hill and starts going up. Assuming no losses to friction, how far does it travel vertically up the hill before it stops?
a. 10 m c. 5.1 m b. 3.7 m d. 7.7 m
A tire pressure gauge reads 30 psi when the atmospheric pressure is 14 psi. The net force on 2 square inches of the tire is
a. 28 lbs. b. 32 lbs. c. 60 lbs. d. 88 lbs. e. none of these.
The Milky Way and M31 in Andromeda both belong to the ________
Fill in the blank(s) with correct word