Forces
Across
- 2. Distance divided by time
- 4. an object that is thrown
- 6. an opposing force acting on two objects as they rub against each other
- 10. The rate at which speed increases
- 12. The sum of all forces acting on an object
- 13. why round things roll
- 16. Has a nonzero netforce and causes a change in motion
- 17. the friction experienced by an object moving through the air
- 18. the product of an objects velocity and mass
- 21. an object falling where the only force acting on it is gravity
Down
- 1. the measure of the force of gravity on an object
- 3. An objects resistance to a change in its motion
- 5. Used to determine if an object is in motion
- 7. A push or a pull
- 8. force that pulls objects to Earth
- 9. when an object changes its position from a reference point
- 11. the maximum speed a falling object can achieve.
- 14. Speed in a given direction
- 15. Has a net force of zero
- 19. the force necessary to accelerate 1kg object at a rate of one meter per second per second
- 20. The amount of matter in an object