Exploring Simple Circuits - Grade 4
Question 1
Only a power source and conductors
A power source, conductors, and a load
A power source, insulators, and a load
Only a power source and a load
Question 2
The circuit is broken and the current stops flowing
The current flows faster
The circuit becomes a parallel circuit
Nothing happens
Question 3
Rubber
Plastic
Copper
Glass
Question 4
To generate electrical energy
To open the circuit
To prevent the current from flowing
To use the electrical energy to do work
Question 5
Slows down the flow of electrons
Stops the flow of electrons
Provides energy to push electrons through the circuit
Converts electrical energy into light
Question 6
Light bulb
Wire
Transformer
Switch
Question 7
To increase the voltage
To control the flow of electricity
To decrease the resistance
To store electrical energy
Question 8
The light bulb changes color
The light bulb explodes
The light bulb turns on
The light bulb turns off
Question 9
The other bulb will shine brighter
Both bulbs will go out
The battery will recharge itself
The other bulb will remain lit, unaffected
Question 10
Iron
Steel
Wood
Aluminum
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