Terms & Definitions - Module 7

1. Energy of a body because of its position (e.g., in a gravitational field)
1. Work
2. Power
3. Energy
4. Potential energy
5. Kinetic energy
6. Work-energy theorem
7. Conservation of energy
8. Machine
9. Conservation of energy for machines
10. Efficiency

2. Enables a system to do work.
1. Work
2. Power
3. Energy
4. Potential energy
5. Kinetic energy
6. Work-energy theorem
7. Conservation of energy
8. Machine
9. Conservation of energy for machines
10. Efficiency

3. Energy of a body that is moving, disregarding any energy due to position.
1. Work
2. Power
3. Energy
4. Potential energy
5. Kinetic energy
6. Work-energy theorem
7. Conservation of energy
8. Machine
9. Conservation of energy for machines
10. Efficiency

4. Work done per unit time.
1. Work
2. Power
3. Energy
4. Potential energy
5. Kinetic energy
6. Work-energy theorem
7. Conservation of energy
8. Machine
9. Conservation of energy for machines
10. Efficiency

5. Force multplied by distance moved by the object upon which the force is acting.
1. Work
2. Power
3. Energy
4. Potential energy
5. Kinetic energy
6. Work-energy theorem
7. Conservation of energy
8. Machine
9. Conservation of energy for machines
10. Efficiency

6. Work done on an object is equal to the change in kinetic energy of the object.
1. Work
2. Power
3. Energy
4. Potential energy
5. Kinetic energy
6. Work-energy theorem
7. Conservation of energy
8. Machine
9. Conservation of energy for machines
10. Efficiency

7. A device that increases, decreases, or changes the direction of a force.
1. Work
2. Power
3. Energy
4. Potential energy
5. Kinetic energy
6. Work-energy theorem
7. Conservation of energy
8. Machine
9. Conservation of energy for machines
10. Efficiency

8. Energy can not be created or destroyed by any physical entity.
1. Work
2. Power
3. Energy
4. Potential energy
5. Kinetic energy
6. Work-energy theorem
7. Conservation of energy
8. Machine
9. Conservation of energy for machines
10. Efficiency

9. Useful work output divided by total energy (or work) input into a machine.
1. Work
2. Power
3. Energy
4. Potential energy
5. Kinetic energy
6. Work-energy theorem
7. Conservation of energy
8. Machine
9. Conservation of energy for machines
10. Efficiency

10. Work output by a machine can not exceed the work input into the machine.
1. Work
2. Power
3. Energy
4. Potential energy
5. Kinetic energy
6. Work-energy theorem
7. Conservation of energy
8. Machine
9. Conservation of energy for machines
10. Efficiency