A) An external force whose point of application moves always does work B) You ar

ID: 2256273 • Letter: A

Question

A) An external force whose point of application moves always does work

B) You are riding a Ferris wheel, the work that the force of gravity does on you during one full turn is zero

C) in a perfectly elastic collision betwen 2 objects, the kinetic energy of each object is unchanged before and after the collision

D) you expand more work when you climb to the rooftop on a vertical ladder than the stairs

E) gravitational energy that an object has gained depends on the frame of reference

If false PLEASE explain why! working on a study guide and would like to have a full understanding of concepts

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