This presentations covers the OCR Gateway Physics 9-1 P3.2.3 Resistance
- Combining resistors in series
- Combining resistors in parallel
- Modeling resistance, current, and potential difference with a rope.
- The relationship between potential difference and current
- The relationship between resistance and current
- Ohm’s law
- Rearranging equations
- Worked examples and student questions
- Explaining how increasing current increases resistance in a metal conductor and filament lamp.
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