What are free electrons responsible for in a circuit?

Understanding Circuits

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

Olivia Brooks
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Generating heat
Binding with protons
Creating new atoms
Carrying energy around the circuit
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which device is used to measure the current in a circuit?
Voltmeter
Ammeter
Barometer
Thermometer
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of a voltmeter in a circuit?
To measure the speed of electrons
To measure the energy difference across components
To increase the voltage
To count the number of electrons
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a series circuit, how does the current flow?
Through each component one after another
In a random pattern
Through all components simultaneously
Only through the first component
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the current in a parallel circuit?
It remains constant throughout
It only flows through one path
It stops flowing
It splits to flow through different paths
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a series circuit with two bulbs, how is the energy distributed?
Energy is not transferred
All energy goes to the second bulb
Energy is equally divided between the bulbs
All energy goes to the first bulb
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the current after it splits in a parallel circuit?
It disappears
It remains split
It reverses direction
It combines again
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