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WorksheetsElectricity and Magnetism Quiz
Total questions: 20
Worksheet time: 13mins
What is a hydroelectric generator?
A device that converts mechanical energy from water flow into electrical energy
A device that converts chemical energy into electrical energy
A device that converts solar energy into electrical energy
A device that converts thermal energy into electrical energy
What is a thermal-electric generator?
A device that converts solar energy into electrical energy
A device that converts thermal energy into electrical energy
A device that converts mechanical energy into electrical energy
A device that converts chemical energy into electrical energy
Energy conversions are necessary to transport electricity over long distances while minimizing energy loss
None of the above
Sometimes true
False
True
According to the electron theory, electricity is produced when...
Electrons move from one atom to another
Atoms split into smaller particles
Protons move from one atom to another
Neutrons move from one atom to another
A step-up transformer is used to increase the voltage for transmission
None of the above
Sometimes true
False
True
Like poles of a magnet attract each other, and unlike poles repel each other
False
True
Sometimes true
None of the above
What is the purpose of an electric motor?
To increase voltage
To convert mechanical energy into electrical energy
To store electrical energy
To convert electrical energy into mechanical energy
A battery is a package containing several cells connected together
None of the above
Sometimes true
False
True
The simplest type of cell is a
Primary cell
Secondary cell
Tertiary cell
Quaternary cell
A cell that can store electrical energy to be used as needed, but can also be recharged is a
Primary cell
Secondary cell
Quaternary cell
Tertiary cell
Primary cells cannot be recharged
False
None of the above
True
Sometimes true
What is a direct current?
A current that does not flow
A current that changes direction periodically
A current that flows in multiple directions
A current that flows in one direction
What is an alternating current?
A current that does not flow
A current that flows in multiple directions
A current that flows in one direction
A current that changes direction periodically
Which of these is not a type of magnet?
Permanent magnet
Electromagnet
Temporary magnet
Solar magnet
A step-down transformer is used to increase the voltage for distribution lines
True
False
None of the above
Sometimes true
When a lion eats a zebra and then uses the energy from the zebra to run, the lion's body converts-(6.9C)
chemical energy to mechanical energy
electrical energy to chemical energy
chemical energy to light energy
mechanical energy to chemical energy
Electrical energy can be converted into heat energy.
True
False
