Term

Definition
* Net Force. * 1/mass. * Net force/mass. (a = Fnet/m) * (mgR)/ m 


Term

Definition
Surface force caused by irregularities, atoms scraping or impeding movement. Friction force goes in opposing direction of motion. NOT affected by speed or area of contact. 


Term

Definition
The quantity of matter in an object. Measure of inertia. Kilogram (kg) 


Term

Definition
force due to gravity on an object Newtons (N) 1 kg = 9.8 N 


Term

Definition
The acceleration of an object is directly proportional to the net force acting on the object, is in the direction of the net force, and is inversely proportional to the mass of an object. 


Term

Definition
Whenever one object exerts a force on a second object, the second object exerts an equal and opposite force on the first. 


Term

Definition
The sum of two or more vectors.  Parallelogram rule is used when vectors don't act in exactly same direction or opposite directions.  diagonal of a right angle made with vectors on each side. 

