Electricity and Magnetism Quiz

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