Answer:
It is an educated guess
Explanation:
let me know if the bottom ones need to be answered too.
Answer:
Any object that is being acted upon only by the force of gravity is said to be in a state of free fall.
Explanation:
If there are two equal and opposite forces on the SAME THING, then the thing doesn't accelerate. You're right about that. But the action and reaction forces act on two different things. The bullet and the rifle. The ball and the bat. The airplane and the air. etc. So BOTH can accelerate.
The quantum mechanical model describes the allowed energies an electron can have. It also describes how likely it is to find the electrons in various locations around an atom's nucleus.
