If are spaced closely together on a map, there is a drastic temperature change over a distance.

A. Warm fronts
B. Isotherms
C. Isobars
D. Occluded fronts

explanation:

the universal gravitation equation. since the gravitational force is directly proportional to the mass of both interacting objects, more massive objects will attract each other with a greater gravitational force. if the mass of one of the objects is doubled, then the force of gravity between them is doubled.

if you look up in the top right corner you'll see your current profile picture, click than click "view profile" you'll be able to change it there.