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WorksheetsElectricity basics
Total questions: 20
Worksheet time: 15mins
What particles have negative charge?
Electrons
Protons
Volts
Amps
Neutrons
An in-depth interview (tick ALL correct answers)
Is brief
Looks into details
Is precise
Does not deal with important things
If you imagine a water hose (instead of a conductor) what represents pressure in the hose?
Current
Resistance
Voltage
Charge
Resistance is measured in (a)
What is measured in amps?
Voltage
Current
Resistance
This is a simple electrical (a)
If you multiply current by resistance you get ...
Charge
Current
Voltage
Electricity
What metal is used for electrical wires?
(a)
What is the base unit for electrical current?
V
A
R
I
DC
Conductors conduct (a) (starts with CU)
Insulators .....(tick all correct options)
Block current from passing through
Help current to pass through
Oppose electrical current
Conduct electrical current
Measure electrical current
Electricity which moves from negative to positive.
Alternating current
Direct current
Polarity
Rectification
Impedance
Changes in polarity happen at speed which is measured in
Amps
Hertz
Watts
Ohms
Volts
What type of electrical current is used in batteries?
(a)
What switches AC to DC?
Diode
Resistor
Transformer
Impedance
Combination of reactance and resistance is
Impedance
Polarity
Rectification
Capacitance
Inductance
If you need to change electrical charge, use a (a)
What does the abbreviation AC stand for?
(a)
Capacitance is the ability to ..... electricity in an electric field.
Use
Pass through
Deliver
Store
Disappear
Polarity is positive or ...
(a)
