The gravitational force between two objects of masses m1 and m2 that are separated by distance r is the gravitational force between two objects of masses and that are separated by distance is
a. proportional to r.
b. proportional to 1/r.
c. proportional to 1/r2.
d. (m1+m2)g.
e. (m1+m2)g.

The slope of a good speed time indicates ? a. velocity b. acceleration c. direction d. speed

Erosion of the beach is normally a slow process. however, in certain situations, large chunks of shore may wash out to sea. what could cause this to happen?

Choose the most likely outcome of this scenario: jen decided to go bike riding without a helmet. while no one is around during her ride, she is thrown from her bike when her wheel goes into a pothole. she is not injured, but she is terrified to get back on her bike. what happens next? a. her physical health is affected even though she wasn't hurt. b. her mental and emotional health are affected because she is afraid to get back on her bike. c. her social health is affected because she is worried her friends saw the fall. d. her overall health is not affected at all by her fall.