What is the principle of isaac newton's law of gravity?

The force that pulls two objects toward each other depends on the mass of each object.

that is because lower interest rates allowed people to work harder to make money. it multiplied like that and now the uno(not the game) is very strong.

i like trains

theodore roosevelt challenged william to a duel, whoever won, got their policy sent to congress. it ended up in a stalemate, and both men were injured and sent to the hospital.