Across
- 2. The ___________ force pushes perpendicular to the object’s surface.
- 3. Newton's ______________ law of motion states that if the net force on an object is zero, the motion of the object does not change.
- 6. A force that resists the sliding motion of two surfaces that are touching.
- 8. A region of space that has a physical quantity at every point.
- 9. The difference between the initial (first) position and the final position of an object.
- 11. A force______is the forces two objects apply to each other.
- 13. A ___________ force is a push or a pull on one object by another that is touching it.
- 14. The _____________point is the starting point you choose to describe the location, or position, of an object.
- 15. An object’s distance in a certain direction from a reference point.
- 18. The sum of all the forces acting on an object
- 19. the gravitational force exerted on an object.
- 20. Newton's______________law of motion, when one object exerts a force on a second object, the second object exerts a force of the same size but in the opposite direction on the first object.
Down
- 1. The process of changing position.
- 4. The measure of the distance an object travels per unit of time.
- 5. A measure of the change in velocity during a period of time
- 7. When colliding objects bounce off each other, an __________ collision occurs.
- 8. A push or a pull on an object is called a__________.
- 9. Graphs that show comparisons between time and ____________.
- 10. A force that one object can apply to another object without touching it is a __________ force.
- 12. The speed and direction of an object’s motion.
- 16. Newton's_____________law of motion, the acceleration of an object is equal to the net force acting on the object divided by the object’s mass.
- 17. An attractive force that exists between all objects that have mass.