Gravity & Orbits Flashcards
1
Q
What creates gravity?
A
Mass
2
Q
What direction does gravity act between two objects?
A
It pulls them together
3
Q
What is the Gravitational Force Equation?
A
F = Gm1m2 / r^2
4
Q
What is the other equation for gravitational force?
A
F = mg
5
Q
What is the equation for acceleration due to gravity?
A
g = GMplanet / d^2
6
Q
What is gravitational mass?
A
Weight (W = mg)
7
Q
What is inertial mass?
A
The net force on an object (F = ma)
8
Q
How do gravitational mass and inertial mass relate to each other?
A
They are the same.
