Science Review: Gr4U2M1L3 (Electricity) Question Preview (ID: 60663)
Science Review: Gr4U2M1L3 (Electricity).
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What is the flow of electricity through a conductor called?
a) current
b) wave
c)
d)
A material through which electricity flows easily is a
a) insulator
b) conductor
c)
d)
A material that slows or stops the flow of electricity or sound is a
a) insulator
b) conductor
c)
d)
What is the name given to a path through which electric current can flow?
a) circuit
b) resistor
c)
d)
A device that can open or close the path in a circuit is a ____________________.
a) switch
b) playstation
c)
d)
A circuit ___________________ uses symbols to show the parts of an electric circuit.
a) map
b) diagram
c)
d)
A series circuit has only one conductor
a) true
b) false
c)
d)
A parallel circuit causes large currents that can cause damage
a) true
b) false
c)
d)
A short circuit causes large currents that can cause damage
a) true
b) false
c)
d)
An electric circuit that produces a magnetic field is a(n) ______________________.
a) electromagnet
b) resistor
c)
d)
When you use a motor and motion to produce electricity you have created a __________________.
a) circuit
b) generator
c)
d)
A person whose job is to safely wire buildings and repair faulty wiring is an ______________________.
a) engineer
b) electrician
c)
d)
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