Difference between revisions of "Electromagnetism and Energy"
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(New page: =Lesson Order= *4-ELM-01 Electric Motors. *4-ELM-02 Left hand rule. *4-ELM-03 Electromagnetic induction. *4-ELM-04 Transformers. *4-ELM-05 Work done. *4-ELM-06 Kin...) |
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*[[4-ELM-07]] Power | *[[4-ELM-07]] Power | ||
*[[4-ELM-08]] Revision and test | *[[4-ELM-08]] Revision and test | ||
| + | |||
| + | =Topics covered= | ||
| + | |||
| + | * '''Recall and use Weight = mass * gravity''' | ||
| + | * '''Weight is always acting downwards (when working with diagrams)''' | ||
| + | * recall and use work done = force * distance moved in the direction of the force | ||
| + | * understand that work done = energy transferred | ||
| + | * '''understand the difference between the gravitational and kinetic energy''' | ||
| + | * '''gravitational potential energy = mass * gravity * height''' | ||
| + | * kinetic energy = 1/2 * mass * velocity | ||
| + | * understand how conservation of energy produces a link between GPE, Ke and work done | ||
| + | * describe power as the rate of transfer of energy or rate of doing work | ||
| + | * Power = work done / time | ||
Revision as of 04:54, 16 December 2009
Lesson Order
- 4-ELM-01 Electric Motors.
- 4-ELM-02 Left hand rule.
- 4-ELM-03 Electromagnetic induction.
- 4-ELM-04 Transformers.
- 4-ELM-05 Work done.
- 4-ELM-06 Kinetic and potential energy. Conservation of energy.
- 4-ELM-07 Power
- 4-ELM-08 Revision and test
Topics covered
- Recall and use Weight = mass * gravity
- Weight is always acting downwards (when working with diagrams)
- recall and use work done = force * distance moved in the direction of the force
- understand that work done = energy transferred
- understand the difference between the gravitational and kinetic energy
- gravitational potential energy = mass * gravity * height
- kinetic energy = 1/2 * mass * velocity
- understand how conservation of energy produces a link between GPE, Ke and work done
- describe power as the rate of transfer of energy or rate of doing work
- Power = work done / time
