Does Gravity Extend All The Way To The Moon?
Yes, because the moon accelerates towards the earth.
If Gravity Didn’t Exist How Would Objects Move?
In a straight line at a constant speed.
What Is The Universal Gravitational Constant?
Big G = .0000000000667 (Strength of gravity is weak)
Is Human Levitation Possible?
No, because you can’t overcome gravity and if you did you would shoot off into space in a straight line at a constant acceleration.
What is little g?
g is referred to as the acceleration of gravity. Its value is 9.8 m/s2 on Earth.