Gravitational Fields Flashcards
1
Q
Define a force field.
A
A force field is a region where an object will experience a non-contact force.
2
Q
Newton’s law of gravitation:
A
The gravitational force between any two point objects is attractive, proportional to the product of the masses and inversely proportional to the distance between their centres squared.
3
Q
F =
A
Gm1m2/r^2
4
Q
g = F/m or g =
A
GM/r^2
