Author Question: Estimate the thickness of a piece of paper. A) 10-4 meter B) 10-5 meter C) 10-6 meter D) 10-7 ... (Read 127 times)

sheilaspns · **on:** Jul 29, 2018

Estimate the thickness of a piece of paper.

A) 10-4 meter
B) 10-5 meter
C) 10-6 meter
D) 10-7 meter
E) 10-8 meter

Question 2

A 0.200-kg mass attached to the end of a spring causes it to stretch 5.0 cm. If another 0.200-kg mass is added to the spring, the potential energy of the spring will be

A) the same.
B) one-half as much.
C) twice as much.
D) 3 times as much.
E) 4 times as much.