Functions and Components of Electrical Circuits
Interactive Video
•
Physics, Science
•
9th - 12th Grade
•
Practice Problem
•
Hard
Emma Peterson
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 a power source in a circuit?
To store electric charge
To provide energy or electrons
To amplify signals
To resist current flow
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is a car battery physically larger than a AAA battery?
It needs to push a lot of current to start the car
It needs to last longer
It needs to fit in the car's battery compartment
It needs to store more voltage
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of a resistor in a circuit?
To provide energy
To resist current flow
To amplify signals
To store electric charge
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is a resistor typically represented in a circuit diagram?
A circle with a plus and minus sign
Two parallel lines
A zigzag line
A coil of wire
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of a capacitor?
To amplify signals
To store electric charge
To provide energy
To resist current flow
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In what unit is capacitance measured?
Henries
Farads
Volts
Ohms
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of an inductor?
To store electric charge
To amplify signals
To resist current flow
To store energy in a magnetic field
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