Physical Science Chapter 13 Vocabulary
Across
- 4. Work = Force times _________.
- 5. The _________________ Family contains the Simple Inclined Plane, the Wedge, and the Screw.
- 6. A quantity that measures the rate at which work is done or energy is transformed.
- 7. ____________ help do work by changing the size of an input force, the direction of the force, or both.
- 8. Gravitational Potential Energy = _______ times acceleration due to gravity times height.
- 10. The _________ Family contains the Simple Lever, the Pulley, and the Wheel and Axle.
- 11. Power = Work divided by _______.
- 15. The SI unit used to express work is the _______.
- 17. The energy that an object has because of the position, shape, or condition of the object.
- 18. The transfer of energy to an object by the application of a force that causes the object to move in the direction of the force.
Down
- 1. A quantity that expresses how much a machine multiplies force or distance
- 2. The sum of the kinetic energy and the potential energy in a system.
- 3. A machine made of more than one simple machine.
- 9. The energy of an object due to the object's motion.
- 12. The ability to do work.
- 13. The SI unit used to express power is the ________.
- 14. The SI unit used to express energy is the ________.
- 16. Kinetic Energy = one-half an object's mass times ___________ squared.