Magnetism & Electricity

What did Michael Faraday invent?

• The first generator called the dynamo
• The lightning rod
• A circuit
• None of these

In order for electricity to flow you must have an electrical ________________.

• lightning
• circuit
• an outlet
• all of these

Two types of electricity are:

• north & south
• positive & negative
• static & circuit
• static & current

What is happening to the electrons in a circuit?

• they are moving from one place to another
• they are not moving
• they are becoming positive
• none of these

What does a lightning rod do?

• keeps buildings and barns from catching fire 
• gives electricity another path to follow
• both of these
• neither of these

What is happening to the electrons in a circuit?

• they are moving from one place to another
• they are not moving
• they are becoming positive
• none of these

What is true about magnets & magnetism?

• It is invisible
• It has a north & south pole
• It has a magnetic field
• All of these

In a magnet, opposite charges...

• repel (move apart)
• attract (move to)
• repel & attract
• none of these is true

When cutting a magnet in half, it will still have 2 opposite poles (North & South).

• True
• False

What magnetic minerals are found in the Earth's core?

• cobalt
• cobalt & nickel
• iron & nickel
• iron, nickel & cobalt