PLEASE HELP! Which of the following is true of a centripetal force?
a) The force is directed tangent to the circle
b) The force is directed towards the center of the circle
c) The force is directed away from the center of the circle
d) All of the above

the results is a decrease in air temperature with an increase of altitude.

explanation:

molecules are free to separate from each other and will take on the shape of the container. molecules move completely at random and high speeds. they vibrate in a fixed position and do not move around much. molecules expand to the edge of their container.

answer///terminator or twilight zone;