Year 10 Physics Revision - Unit 3

What is an LDR?

• Light dependent resistor

• Light dimming resistor

• Light dark reader

What is the purpose of a variable resistor?

• To allow you to get a series of readings for power and voltage

• To allow you to get a series of readings for current and voltage

• To change the circuit

• To measure the resistance

Which symbol is a fuse?

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Which symbol is a resistor?

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Which symbol is an LDR?

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Which symbol is an thermistor?

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Which symbol is an variable resistor?

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Which is the graph for a bulb?

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Which is the graph for a wire (or a resistor at constant temperature)?

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Which is the graph for a thermistor?

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