it is were the crust crash in to each other
Because they are smart.
Gravity
Yes... yes it does. For that matter, the Earth's heat causes some atoms to move so fast that they "crash into each other."
They keep running away from each other.
millions, if you count natural satellites.
wind is when worm molicules and cold molicules crash into each other
They call each other, Father *name*. Hope I helped. 2000AD
Yes, two positive charges will repel each other due to their like charges. They will not crash together and will instead push away from each other.
The ycall each other "Cuzz"
demolishion derby
you call them, "two trees wrapped around each other" geez...