• 1V
• 2V
• 3V
• 6V
• #### 2.  Correctly identify component A, B and C

• A = Switch, B= Cell, C= LDR
• A= Cell, B= Switch, C= Diode
• A= Switch, B= Lamp, C= Diode
• A= Switch, B= Cell, C= Diode
• #### 3.  What does a fuse do?

• Die
• Makes sure the volts don't go over a certain point.
• Has fun
• Give out energy

• True
• False

• Voltage
• Current
• Resistance
• Circuit

• A
• B

• Ammeter
• Voltmeter
• Battery
• Cell

• A
• B

• Amps
• Coulombs
• Volts
• Joules

• V1
• V2
• V3

• 0.7 v
• 26 V
• 0.7 V
• 26 v
• #### 12.  A large lightning bolt can carry up to 120000 A and 350 C. Calculate the time for which the current flows.

• 2.92×10 −3 s
• 0.0092 s
• 2.92×10−3 min⁡2.92\times10^{-3}\ \min2.92×10−3 min
• Both A & B
• #### 13.  Voltage is simply defined as...

• what 'pushes' electrons
• what 'stops' electrons
• moving electrons
• All of above

• insulator
• conductor
• #### 15.  What does this circuit symbol represent?

• diode
• light-dependent resistor (LDR)
• lamp
• light-emitting diode
• #### 16.  Resistance is a measure of....

• the energy per unit charge in a circuit
• how hard it is for electrons to move through the circuit
• how hard it is for electrons to move through the battery
• the number of charge carriers in a circuit

• Voltage
• Resistance
• Current
• Circuit

• True
• False
• #### 19.  In a parallel circuit if one of the light bulbs burns out the rest _________.

• stop the flow of electricity
• can still light up
• will go out
• of the light bulbs burn out also

• Series
• Consecutive
• Parallel
• Training
• #### 21.  Does this diagram represent a series or parallel circuit?

• series circuit
• parallel circuit
• #### 22.  A current of 0.5 A flows in a circuit. Calculate the charge flowing through the circuit in one minute.

• 0.5 C
• 30 C
• 120 C
• None of these

• V
• v
• I
• I
• #### 24.  To increase the voltage of a circuit…

• Use a bigger cell/battery
• Connect more cells in series
• Connect more cells in parallel
• Use a stronger voltmeter
• #### 25.  Electricity that flows in a closed path is called a

• path
• current
• circuit
• None of these

• switch
• light
• battery
• wires

• 2.2 A
• 60 A
• 2.2 J
• 60 J

• in parallel
• in series
• in order
• upside down
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