Electricity 1
The electricity of lightning can travel very far.
The electricity of lightning can travel very far.
A. True
Objects with a lot of electric charges will have a weaker electric force than objects with less electric charge.
B. False
A magnet is an object that attracts certain kinds of metal like iron or steel.
A. True
Can you see a magnetic field?
B. No
What type of charge would an object have if there are more positive particles?
B. Positive charge
What is an object called when electric charges can easily flow through it?
B. Conductor
What kind of magnet is not made by people?
C. Natural magnet
What would happen to two magnets if the North pole on both of them were facing each other?
A. Repel
What type of charge would an object have if there are the same amount of positive and negative particles?
C. neutral charge
What is it called when electric charges transfer from one object to another object without touching?
C. Static discharge
What type of magnet can be turned on and off?
A. Electromagnet
What would happen to two magnets if the opposite poles were facing each other?
B. Attract
What would happen to two objects that have the same electric charge?
A. Repel
What will happen to the strength of electric force when electrically charged objects get closer to each other?
A. It will become stronger
What are the two poles that every magnet has?
B. North pole and South pole
What would the strength of two magnets be if they were far apart from each other?
C. It would be weak
What would happen if a rod with negative charges comes close to a metal can, which is a conductor?
A. The negative charges would repel
What would happen if a rod with positive charges comes close to a balloon, which is an insulator?
B. The positive charges would repel
What would happen to a magnetic crane that had large pieces of metal attached to it if the magnet was turned off?
C. The large metal pieces would detach from the magnet and fall to the ground
What would the strength of two magnets be if they were close to each other?
A. It would be strong