What happens when a switch in a circuit is open?

Understanding Electrical Circuits

Interactive Video
•
Physics, Science
•
5th - 8th Grade
•
Hard

Liam Anderson
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The circuit becomes a battery.
Electricity is blocked from flowing.
The circuit starts to overheat.
Electricity flows freely.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main function of a battery in a circuit?
To convert electricity into light.
To block the flow of electricity.
To measure the flow of electricity.
To provide energy to the charges.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does an ammeter measure in a circuit?
The voltage across a resistor.
The energy used by charges.
The resistance in the circuit.
The amount of electricity flowing.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why can't electricity flow through a voltmeter?
It is designed to block electricity.
It measures energy, not flow.
It is a type of resistor.
It is only used in open circuits.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a resistor in a circuit?
A device that measures current.
A device that provides energy.
A device that uses energy.
A device that stores energy.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does a voltmeter measure energy usage?
By blocking the flow of electricity.
By being connected across a device.
By storing energy for later use.
By converting energy into light.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does it mean when resistors are in series?
They measure the voltage in the circuit.
They block electricity from flowing.
They are connected to different power sources.
Electricity flows through them one after another.
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