Author Question: Suppose you slowly, and at constant speed, lift a book weighing 12 N from the floor to a shelf 2 m ... (Read 94 times)

neverstopbelieb · **on:** Jul 29, 2018

Suppose you slowly, and at constant speed, lift a book weighing 12 N from the floor to a shelf 2 m above the floor. Neglect air resistance. The work done by you on the book is

A) 24 watts. B) 6 joules. C) 6 watts. D) 24 joules. E) zero.

Question 2

Strictly speaking, when you step off a curb you are momentarily

A) in orbit.
B) weightless.
C) in space.