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Electromagnetic force is…
This picture shows a turbine generator used to produce electricity at a geothermal power plant.
Electricity is produced by using steam to _____________.
Who discovered the electromagnet?
When chemical potential energy is stored in a battery, the positive end of the battery is connected to a wire. The wire loops numerous times around an iron nail. the wire returns to the negative end of the battery. What happens to the nail?
Both parts of electromagnetic force are caused by what kind of charges?
Which of the following will induce Electromagnetic Force in a loop of wire?
How can the strength of an electromagnet be increased? Select all that applies
How can a current be induced in a closed circuit without the use of a battery or electrical power?
How many poles are there on an electromagnet?
Match the correct terms.
Select ALL of the following that would increase the strength of an electromagnet.
How are electromagnets different from magnets?
In order for an electromagnet to be formed, an __________ current must pass through a coil of __________ wrapped around an ________ core.
What happens when a wire is wound into a coil around an iron core in an electromagnet?
While electric current is flowing through a wire, what surrounds the wire?
In order to make an electromagnet, you need a
Which of these statements is correct?
What two forces are required for generators and electric motors to work?
What is the transfer of electricity in a generator?
What is the transfer of electricity in a motor?