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- 1. Multiple Choice
A material where electrical charges can move easily is a....
insulator
conductor
nothing
rubber
- 2. Drag and Drop
Glass, rubber, wood, and plastic are all examples of (a) since electricity cannot pass through them.
InsulatorsConductorsThermel conductivityMaterials - 3. Labeling
Label the atom pictured:
answer choicesElectronProtonNeutron - 4. Multiple Choice
When an object gains electrons, what is its charge?
Positive
Negative
Neutral
No charge
- 5. Multiple Choice
When an object loses electrons, what is its charge?
Positive
Negative
Neutral
No charge
- 6. Multiple Choice
Transfer of electrons between two conductors due to two objects sliding against each other.
Conduction
Induction
Friction
Polarization
- 7. Drag and Drop
Transfer of electrons between 2 surfaces with direct contact is (a) Transfer of electrons between 2 surfaces with no contact is (b)
conductioninductionFrictionPolarization - 8. Multiple Choice
Select all that apply: How can you make an electric force STRONGER?
Bring the charged objects closer together
Move the charged objects further away
Increase the amount of charge
Decrease the amount of charge
- 9. Drop Down
(a) measure the voltage or difference in potential energy and (b) measure the electric current.
VoltsAmperes - 10. Drag and Drop
In electric currents, (a) flow from (b) to (c)
ElectronsPositiveNegativeNeutrons - 11. Multiple Choice
What eventually happens to objects that are charged with static electricity?
They destroy electrons forever
They transfer electrons to air or as a spark to another object
They transfer neutrons to the air
They create more protons to become neutral
- 12. Multiple Choice
Why is a compass needle attracted to the northern part of Earth?
Wind is stronger in the northern part of Earth
It is being attracted to the Magnetic South Pole
It is being attracted to the Magnetic North Pole
It is broken
- 13. Multiple Choice
Select all that apply: How can you make an magnetic force STRONGER?
Bring the magnets closer together
Move the magnets further away
Increase the strength of the magnets
Decrease the strength of the magnets
- 14. Multiple Choice
Select all that apply: Which of the following would create a pulling force (attracting each other)?
- 15. Multiple Choice
Which of the following is NOT TRUE about magnetic fields:
Magnetic fields are why object can be pushed/pulled without touching the magnet
Field lines move from North to South
The magnetic field is stronger when the field lines are closer together
The field is stronger further away from the poles
- 16. Drag and Drop
(a) will INCREASE their electric potential energy.
(b) will DECREASE their potential energy.
Pushing them togetherPulling them away from each other - 17. Drag and Drop
(a) will INCREASE their electric potential energy.
(b) will DECREASE their potential energy.
Pulling them away form each otherPushing them together - 18. Multiple Choice
This is a picture of a simple electromagnet. How can the electromagnet be made stronger?
Add more coils of wire to the nail.
Decrease the current running through the wire.
Reverse the poles of the magnet.
Remove all the coils and the nail.
- 19. Reorder
Rank the objects from STRONGEST magnetic field to WEAKEST magnetic field.
Electromagnet with 3 batteries and 5 loops
Solenoid with 1 battery and 5 loops
Electromagnet with 1 battery and 5 loops
Electromagnet with no current and 1 loop
- 20. Drop Down
If a charged particle is moving, it has (a)
a magnetic fieldan electric fieldno fields - Answer choicesTagsAnswer choicesTags