Author Question: An object is released from rest a height h above the ground. A second object with four times the ... (Read 250 times)

yoroshambo · **on:** Jul 29, 2018

An object is released from rest a height h above the ground. A second object with four times the mass of the first is released from the same height. The potential energy of the second object compared to the first is

A) one-fourth as much.
B) one-half as much.
C) twice as much.
D) four times as much.
E) eight times as much.

Question 2

Approximately how many pennies would you have to stack to reach an average 8-foot ceiling?

A) 2 103
B) 2 102
C) 2 104
D) 2 105
E) 2 x 106