Author Question: A hydraulic press multiplies a force by 100, which is compensated by A) energy, which is divided ... (Read 60 times)

Deast7027 · **on:** Jul 29, 2018

A hydraulic press multiplies a force by 100, which is compensated by

A) energy, which is divided by 100.
B) the lesser distance through which the force acts.
C) the time through which the force acts.
D) the mechanism providing the force.
E) none of the above

Question 2

As a helium-filled balloon rises in the air, it becomes

A) bigger.
B) more dense.
C) heavier.
D) all of the above
E) none of the above