Force Vocab

4. A force that one object can apply to another without physically touching
6. the motion of a falling object when the only force acting on it is gravity
11. A force exerted toward the center of a curved path
12. equal forces acting on an object in opposite directions
15. The maximum speed an object will reach when free-falling through a substance, such as air
16. the overall force on an object when all the individual forces acting on it are added together
17. the force of gravity on an object at the surface of the planet
18. the amount of matter in an object

1. unit of measurement that equals the force required to accelerate 1 kilogram of mass at 1 meter per second, per second
2. a push or pull exerted on an object
3. forces that produce a nonzero net force, which changes an object's motion
5. When the net force of an object is zero
7. Friction acting upon an object moving through the air
8. A push or pull on one object by another that is touching it
9. The upward force that is applied to objects when they exert a force on a surface
10. the force that one surface exerts on another when the two surfaces rub against each other
13. the force that pulls objects toward each other
14. The tendency of an object to resist any change in its motion