Across
- 3. the energy of an object due to its motion
- 5. a numerical value with a unit but no direction; the lengh of a vector
- 8. the change in the position of an object
- 10. a quantity represented by a numerical value and unit
- 11. momentum associated with a rotating object; the product of an object's moment of inertia and its angular velocity
- 13. motion that is determined by gravity alone
- 14. the rate at which velocity changes with time
- 15. a quantity defined as mass times velocity
- 16. the force that opposes the motion of one surface past another
- 18. energy that is stored for later use
- 19. a unit of frequency
- 21. the sum of the potential and kinetic energies of a object
Down
- 1. an object that is launched into motion and then allowed to follow a path determined by the influence of gravity
- 2. the sum of the individual forces acting on an object
- 4. a scalar quantity that describes the rate of motion
- 6. the constant k in Hooke's law, whose units are newtons per meter
- 7. a quantity consisting of both a numerical value with itsunit and a direction
- 9. a physical quantity that is the product of force and distance and causes rotation
- 12. a vector quantity that describes the rate of motion and its direction
- 17. the tendency of an object to resist any change in its motion
- 20. not really nice person who should learn to be kinder