When the distance between two masses decreases to one-third of the original distance, the gravitational force between them a
increases to nine times as much.
b
decreases by one-half.
c
decreases by one-third.
d
increases to twice as much.
e
none of the above

An object starts from rest at point f and speeds up continuously as it moves around an oval. a. choose a point about 1/8 th of the way around the oval from point f, and label it point g. draw a vector to represent the velocity of the object at point g. b. determine the change in velocity vector   between points f and g.

Two polarizers are oriented at 70∘∘ to one another. unpolarized light falls on them. what fraction of the light intensity is transmitted?

What structural formula represents 4 electrons shared between two atoms?