22) How does the electric potential energy between two positively charged particles change if the distance is increased by a factor of 2?
A. It is increased by a factor of 2.
C. It is increased by a factor of 4.
B. It is reduced by a factor of 2.
D. It is reduced by a factor of 4.

Which explanation describes the forces involved for a person to walk down the sidewalk? a. the person's feet push backward on the sidewalk; the sidewalk pushes backward on the person. b. the person's feet push forward on the sidewalk; the sidewalk does not push on the person. c. the person's feet push backward on the sidewalk; the sidewalk pushes forward on the person. d. the person's feet push forward on the sidewalk; the sidewalk pushes forward on the person.

In all trials, the magnitude of the final velocity for g1 + g2 was less than the magnitude of any initial velocity. as mass increased, what happened to the velocity? the velocity decreased. the velocity increased. the velocity of g1 + g2 could not be measured. the velocity was not affected by the mass increase.

Asher cycles 12 miles in 16 hours. what is his speed?