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Hint

1

series circuit

In a ________, the current is the same everywhere so the total current in the circuit is reduced when a resistor is added.

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2

total resistance

The size of the current is determined by the total pd of the cells and the ________ of the circuit.

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3

In series circuits the same current flows through all components

R(total) = R1 + R2

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4

thermistor

A_______, is a temperature dependent resistor

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5

light dependent resistor

LDR is short for_________

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6

drops

In hot conditions the resistance_______

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7

goes up

In cool conditions the resistance_____

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8

temperature detectors

Thermistors make useful_______

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9

falls

In bright light, resistance______

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10

is highest

In darkness, resistance_____

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11

burglar detectors

LDR are used for__________

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