Across
- 2. an object at rest will stay at _____ unless a force acts on it
- 8. an object in _______ will stay in motion unless a force acts on it
- 10. every action has an equal and opposite reaction
- 13. unit for force
- 14. the attraction two objects have on one another
- 15. Newton's first law is also known as the law of ______
- 16. push or pull one object exerts on another
- 17. resistance to motion when two objects are in contact with one another
- 19. resistance an object feels when traveling through the air
- 20. forces that are equal in size and opposite in direction
- 22. combining of forces when two or more forces act on an object
Down
- 1. the force of gravity on an object
- 3. a net force acting on an object causes the object to accelerate in the direction of the net force
- 4. the amount of matter in an object
- 5. momentum equals mass times ___
- 6. forces that are not equal in size and opposite in direction
- 7. an object will move at a constant velocity until a net force acts on it
- 9. the law of conservation of ______ is related to Newton's Third Law
- 11. forces must be _______ in order for an object to move
- 12. the more _____ an object has, the more inertia it has
- 18. the greater the net force, the greater the _________
- 21. mass times acceleration equals this