Electric Force
Are copper pennies insulators or conductors?
Conductors
Which direction does a compass point?
North
How would adding more batteries to an electromagnet affect the amount of force?
It will increase the electromagnetic force
What does EM stand for?
Electromagnetic
What are materials called that allow charges to flow more freely?
Conductors
What are the ends of a magnet called?
Poles
What is the name of an electromagnet with a magnet in the center of an electrified coil?
Solenoid
What is the stored energy in an object based on position called?
Potential energy
Which particle do the electric field lines point towards?
Towards the negative (-) particle
What element attracts magnets?
Iron (Fe)
What is the name of the pressure that pushes electrons through a current?
Voltage
What direction would 2 oppositely charged particles have to move in order to increase their potential energy?
Away from each other
What is the buildup of charge in an object called?
Static Electricity
How do like poles react to each other?
Like poles repel each other
How could you alter the wire of a solenoid to decrease the amount of electromagnetic force produced?
Decrease the number of coils
What type of energy does a generator turn mechanical energy into?
Electrical energy
What happens to charges during static discharge?
The charges transfer to and from the air
In relation to magnetic field lines, where is the magnetic field the strongest?
Where the field lines are closest together
Why does the circuit of an electromagnet need to be closed to work?
To allow the current to flow continuously
What is the name of the device that measures small amounts of current?
Galvanometer