Electric circuit crossword

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Clues across Clues down

3 What causes the resistance of a LDR to decrease? 1 Protects equipment from electrical surges.
4 A closed one allows the current to flow. 2 Which component allows the current to
flow one way through it?
8 When a circuit is ........... , the current no longer
flows. 5 A flow of electrons.
9 A good conducting metal used in circuits. 6 The flow of charge in a circuit moves from
negative to …?
10 A type of power source.
7 In which type of circuit is the current the
12 Adding resistors in series .......... the total
same all the way round?
resistance in the circuit.
11 Another word for the potential difference
14 This component provides electrical energy.
of a cell.
16 What would you use to measure the potential
13 Domestic supply uses an ......... current.
difference?
15 An electric current is the flow of these.
19 Adding a resistor in parallel .......... the total
resistance in the circuit. 17 Which component can be used as a
temperature sensor?
20 Resistance is measured in ...........
18 The unit of current.
21 The electric circuit of a car is in ...........
22 Resistance increases as the ........ of the
23 Increasing this increases a wire’s resistance.
wire increases.
25 Poor conductors of electricity.
24 Potential difference is measured in these.
26 Which component is used to measure current?
26 To find the total resistance you need to ...
27 A battery supplies ........... current. the different resistances together.

© www.teachitscience.co.uk 2012 19978 Page 1 of 2

 Electric circuit crossword

Word bank

amperes voltage ohms ammeter voltmeter battery series

parallel increases decreases diode thermistor cell volts

light current positive broken insulators length temperature

electrons direct alternating add switch copper fuse

Crossword solution
1 2

F S D
3
U
L I G H T
4 5

S W I T C H O

E U D
6 7 8

P S B R O K E N
9

O C O P P E R R
10

S R C E L L
11

I V I N
12 13 14 15

T O I N C R E A S E S B A T T E R Y

I L L S L
16 17 18

V O L T M E T E R T E A
19 20

E A H D E C R E A S E S C O H M S

G E R T P
21 22

E R N P A R A L L E L
23

T E M P E R A T U R E O E R
24

I T V N N E
25

S I N S U L A T O R S G S
26

A M M E T E R N L T

D O G T H
27

D D I R E C T S

© www.teachitscience.co.uk 2012 19978 Page 2 of 2