Author Question: A hockey puck is set in motion across a frozen pond. If ice friction and air resistance are ... (Read 19 times)

HCHenry · **on:** Jul 29, 2018

A hockey puck is set in motion across a frozen pond. If ice friction and air resistance are neglected, the force required to keep the puck sliding at constant velocity is

A) equal to its weight.
B) equal to its weight divided by its mass.
C) equal to its mass times its weight.
D) none of the above

Question 2

A hockey puck sliding across the ice finally comes to rest because

A) it seeks its proper and natural state.
B) of friction.
C) that's just the way it is.