A consequence of surface tension for water is
A) capillary action.
B) wet sand being firmer than dry sand.
C) the different tastes of hot and cold oily soup.
D) all of the above
E) none of the above
Question 2
A hydraulic press multiplies a force by 100, which is done at the expense of
A) energy, which is divided by 100.
B) the 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