Author Question: Eight little spheres of mercury coalesce to form a single sphere. Compared to the combined surface ... (Read 45 times)

pane00 · **on:** Jul 29, 2018

Eight little spheres of mercury coalesce to form a single sphere. Compared to the combined surface areas of the eight little spheres, the surface area of the big sphere is

A) less.
B) the same.
C) greater.

Question 2

Sara lies on a bed of sharp nails without harm because

A) many of the nails don't make contact with her body.
B) her weight is distributed over hundreds of nails.
C) she exercises mind over matter.
D) none of the above