2G1 Chapter 4 Electricity

Which of the following electrical appliances convert electrical energy to heat energy?

• electric kettles

• toaster ovens

• hair dryers

• electric fans

Which of the following electrical appliances convert electrical energy to kinetic energy?

• washing machines

• toaster ovens

• hair dryers

• electric fans

• blenders

Which of the following electrical appliances convert electrical energy to light and sound energy?

• television sets

• lamp

• mobile phones

• computer

• blenders

Electricity is produced in the ..................... ..............................

Which part of power station are the fossil fuels burnt to generate heat energy?

Which energy conversion occurred in the furnace of the power station?

• potential energy

  --> heat energy

• heat energy

  --> kinetic energy

• kinetic energy of moving steam

  --> kinetic energy of turbines

• kinetic energy of turbines --> electrical energy

Which part of power station are the heat energy used to boil water and turn it into steam?

Which energy conversion occurred in the boiler of the power station?

• potential energy

  --> heat energy

• heat energy

  --> kinetic energy

• kinetic energy of moving steam

  --> kinetic energy of turbines

• kinetic energy of turbines --> electrical energy

Which part of power station are the moving steam turning the turbines?

Which energy conversion occurred in the turbines of the power station?

• potential energy

  --> heat energy

• heat energy

  --> kinetic energy

• kinetic energy of moving steam

  --> kinetic energy of turbines

• kinetic energy of turbines --> electrical energy