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Electricity Test: Safety, Currents And Static
Test Description: Test
Instructions: Answer all questions to get your test result.
1) Which of the following materials would allow electricity flow through it?
A
aluminum foil
B
plastic
C
runner
D
cardboard
2) What is the name of the path along which electricity travels?
A
circuit breaker
B
static
C
electric circuit
D
fuse
3) What is the name of the device that opens or closes a circuit easily without connecting or disconnecting wires?
A
bulb
B
switch
C
battery
D
series
4) An electric current will always follow
A
the path of least resistance
B
the longest path
C
the leader
D
the path that leads through insulators
5) An example of an insulator is
A
plastic
B
aluminum
C
light bulb
D
wire
6) In a SERIES circuit with three bulbs,
A
there are no paths
B
there are many paths for the current to take
C
series circuits do not exist
D
there is one path
7) In a parallel circuit with three bulbs, if one bulb goes out
A
the battery will burn out
B
the others will go out
C
none of the above
D
the others will stay lit
8) If you have two balloons and you rub one with a piece of wool, what happens when you hold them close together?
A
they will not move
B
they will pop
C
they get bigger
D
they will repel each other
9) What device is used to keep homes safe by opening overloaded circuits?
A
an insulator
B
a generator
C
a conductor
D
a fuse or circuit breaker
10) What is the name of the crackle you hear when you touch a doorknob after rubbing your feet across a carpet?
A
an electric discharge
B
an electric circuit
C
a fuse
D
an insulator
*select an answer for all questions
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