Inelastic collisions occur when
A. The masses are all the same
B. There is no compression during the collision
C. Bonds between the objects are broken
D. The objects stick together
Ans: D. The objects stick together
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If a convex lens were made out of very thin clear plastic filled with air, and were then placed underwater where n = 1.33 and where the lens would have an effective index of refraction n = 1, the lens would act in the same way
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A child throws a ball with an initial speed of 8.00 m/s at an angle of 40.0° above the horizontal. The ball leaves her hand 1.00 m above the ground. At what angle below the horizontal does the ball approach the ground?
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If beam 1 is the incoming beam in the figure below, which of the other four beams are due to refraction?