
Understanding Electrical Circuits Concepts
Interactive Video
•
Physics, Science, Other
•
6th - 8th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of an electric circuit?
To block the flow of electricity
To convert electricity into sound
To allow electricity to flow
To store electrical energy
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which component of an electric circuit is used to control the flow of current?
Battery
Switch
Wire
Bulb
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a series circuit, what happens if one bulb is blown?
The circuit continues to work
The battery power increases
The circuit becomes open and stops working
The other bulbs become brighter
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a characteristic of a parallel circuit?
It is less efficient than a series circuit
It allows current to flow through multiple paths
It requires more batteries
It has only one path for current
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a good conductor of electricity?
Wood
Plastic
Rubber
Copper
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is copper commonly used in electrical wires?
It is a good insulator
It is cheaper than silver
It is the best conductor
It is lighter than other metals
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of insulating materials like rubber in electrical systems?
To reduce the cost of circuits
To conduct electricity
To prevent electric shocks
To increase current flow
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