AC/DC
Transformers
Generators
Electric Currents
Extra Credit
100
What does (AC) stand for...
What is alternating current = (AC)?
100
What are the types of Transformers...
What is Step-Up and Step-down?
100
What is an electric generator... (*you may use your book)
What is a device that transforms mechanical energy into electrical energy.?
100
When is an electric current induced in a conductor...
What is when the conductor moves through a magnetic field?
100
This type of rock is a natural magnet.
What is magnetite?
200
What are the ways an alternating current can run...
What is back and forth or up and down.
200
How many Transformers and Generrators do you have...
What is 4?
200
What does a DC gen. consist of...
What is a commutator?
200
how can you induce a current...
What is when a coil of wire moves up or down in a magnetic field?
200
This happens when you put the north pole of one magnet towards the south pole of another magnet...
What is they attract?
300
Name two types of generators...
What is DC and AC Generators?
300
What is the opposite of a Step-Up Transformer...
What are Step-down Transformer?
300
if DC Generators are similar to AC generators then Deodorant is similar to...
What is cologne or perfume?
300
The 3 types of metal that can be magnetized.
What are iron, cobalt and nickel?
300
The 3 types of metal that can be magnetized...
What are iron, cobalt and nickel?
400
How many directions does a direct current or DC flow(s)...
What is one ?
400
When a current is in the primary coil of the transformer, it produces a______... (*you may use your book)
What is Magnetic Field?
400
What are two of the types of generators...
What is Ac and DC generators?
400
What does an electromagnetic induction consist of.
What is Generating an electric current from the motion of a conductor through a magnetic field?
400
Do magnets repel or attract against same poles...
What is Repel?
500
What can be produced from an energy source such as a battery... (*you may use your book)
What is DC or Direct Current?
500
An important use of the transformers is in the transmission of electrical energy from.... (*You may use your book)
What is Generating plants?
500
how many generators are there... (*you may use your book)
What is 2?
500
What are the two types of electric currents...
What is Direct Current and Alternating Current?
500
This is the reason wires are used to transfer electricity.
What is because metal is a good conductor of electricity?
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