Term
The ratio of an object's weight to its mass is called __________________. 

Definition
gravitational acceleration. Weight = mg. Thus, g = weight/mass. 


Term
What is the relationship between the weight and the mass of a body? 

Definition
The weight is the gravitational force exerted on the body and is the product of the mass and the gravitational acceleration: W = mg 


Term
T or F. Gravitation is a conservative force. 

Definition


Term
When is gravitation repulsive? 

Definition
Gravitation is never repulsive; there are no terms in Newton's law of gravitation to make the force positive (repulsive). 


Term
What is Newton's law of gravitation? 

Definition

