chapter 11 Vocabulary (Science)

A push or a pull

The combination of all the forces acting on an object

Two or more forces exerted o an object

Two or more forces acting on an object that do not cancel, and cause the object to accelerate

If the net force acting on an object is zero, the object remains at rest, or if the object is already moving, continues to move in a straight line with constant speed

The force that brings nearly everything to a stop

the acceleration of an object equals the net force divided by the mass and is in the direction of the net force

an object is the size of the gravitational force exerted on an object.

the point in an object that moves as if all the object's mass were concentrated at that point

forces always act in equal but opposite pairs