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Q 1/25
Score 0
A closed path that an electric current can move along
60
conductor
circuit
insulator
electricity
Q 2/25
Score 0
What is the source of power in a circuit?
60
Bulb
copper wire
Battery
Switch
25 questions
Q.
A closed path that an electric current can move along
1
60 sec
Q.
What is the source of power in a circuit?
2
60 sec
Q.
What is the purpose of a switch in an electrical circuit?
3
60 sec
Q.
The casing or the outside for most electrical products should be made of what?
4
60 sec
Q.
What is the source of light in a circuit?
5
60 sec
Q.
How does a switch turn a buzzer on?
6
60 sec
Q.
How does a switch turn a bulb off?
7
60 sec
Q.
A closed circuit....
8
60 sec
Q.
Wires are normally made from copper. This is because....
9
60 sec
Q.
Why are electrical plugs made of plastic?
10
60 sec
Q.
A material which is an electrical conductor does what?
11
60 sec
Q.
Wires are usually coated in plastic because....
12
60 sec
Q.
Which of these is a good electrical conductor?
13
60 sec
Q.
Which of these could be used to complete an electrical circuit?
14
60 sec
Q.
Why are insulators important in an electrical circuit?
15
60 sec
Q.
All of the objects below are conductors of electricity EXCEPT
16
60 sec
Q.
Students hooked up a battery and bulb with wires shown. For the bulb to light, the object the students place in the space between the two wires must be...
17
60 sec
Q.
The illustration shows a circuit with a battery, a bulb, and an open switch, all connected with wires. This electrical circuit can be completed by...
18
60 sec
Q.
All of the objects below are good insulators of electricity EXCEPT
19
60 sec
Q.
Which one is the power source?
20
60 sec
Q.
Which of the following materials are electrical conductors?
21
60 sec
Q.
A material that does NOT let electricity pass through it is called
22
60 sec
Q.
If you replace the paper clip with a plastic spoon, what happens?
