Physics

3. is defined as the time rate of doing work.
4. 1 _____ unit of power equal to 550 ftlb/s or 33,000 ft lb/m or 746 watt.
6. is the energy an object has by virtue of its position or configuration.
7. if an object can do work then it has ____.
11. the energy an object possess due to gravitational force.
13. does work on an object
14. is obtained by dividing the unit of work in that system by unit of time.
15. units of work in fps system.
16. is the product of a force unit and a length unit.
19. is the energy possessed by an object because of its motion.
20. unit of power equal to joule.

1. ______ in the direction of motion increases the kinetic energy of an object.
2. energy is neither created nor destroyed it merely changes from one form to another.
5. the potential energy of a weight w lifted a vertical distance h.
8. units of work in cgs system.
9. units of work in mks system.
10. work done by an object against friction.
12. the potential energy of a mass m lifted a vertical distance h.
17. a force does ____ on an object when it makes the object move through a distance. against a resisting force
18. 1 _____ unit of power equal to 1000 watt.