Electric Forces
Magnetic Forces
Electromagnets
Electromagnetic Induction
Who is this?
100
What are the two types of charges that exist in electricity?
Positive and Negative
100
What are the two different poles on a magnet?
North and South
100
What are the three items necessary to build an electromagnet?
Battery, nail, and wire
100
What is created when you change a magnetic field around a loop of wire?
An electric current
100
Who is this famous athlete?
Michael Jordan
200
If I had a positively charged balloon and a negatively charged ruler, would they attract or repel each other?
Attract
200
If I had a magnet with its North pole facing another magnet's North pole, what would happen between the two magnets?
They would repel
200
What would happen to the magnetic field if you increased the number of loops on an electromagnet?
It would get stronger
200
If I moved my magnet quickly around loops of wire, would my electric current be stronger or weaker?
Stronger
200
Who is this famous rapper?
Mac Miller
300
What type of subatomic particle make up electric currents?
electrons
300
If I had a magnet with its south pole facing the north pole of another magnet, what would happen between them?
They would attract
300
What would happen to the magnetic field if you decreased the amount of current in the electromagnet?
It would get weaker
300
If I used a stronger magnet and moved it around a loop of wire, would my electric current get stronger or weaker?
Stronger
300
Who is this famous athlete?
Klay Thompson
400
What would happen between a positively charged balloon and a positively charged paper?
They would repel
400
Would a material be magnetic if its magnetic domains pointed in different directions?
No
400
If I was using an eraser instead of a nail, would my magnetic field in my electromagnet be stronger or weaker?
Weaker
400
If I went from 4 loops of wire to 1 loop of wire and moved a magnet through it, would my current get stronger or weaker?
Weaker
400
Who is this famous soccer player?
Kylian Mbappe
500
What are TWO FACTORS that affect electric force?
The distance between two charges and the strength of their charge
500
What must be true about a material's magnetic domains for the object to be magnetic?
They have to be facing in the same direction
500
What is the shape of the loops of wire on an electromagnet called?
Solenoid
500
How might electromagnetic induction be used when the power goes out?
In a generator
500
Who is this famous character from a movie?
Forrest Gump