Science KSSM Form 3 Bab 6 Electricity & Magnetism

Which one is renewable energy source?

• Nuclear

• Geothermal

• Coal

• Natural gas

What is the energy changes that occur in the power station?

• Wind energy --> electrical energy

• kinetic energy --> electrical energy

• Chemical energy --> electrical energy

• Gravitational potential energy --> electrical energy

Diagram shows two energy sources M and N. What are the types of energy sources for M and N?

• M-non renewable, N-non renewable

• M-non renewable, N-renewable

• M-renewable, N-non renewable

• M-renewable, N-renewable

Zahid is conducting an activity to generate electricity by using the apparatus as shown in the diagram.

What should be done by Zahid to produce electric current?

• move the copper rod and move the galvanometer

• move the copper rod and move the magnet

• move the magnet and move the galvanometer

• move the galvanometer and replace the copper rod with a wooden ruler

Which sequence of energy changes in the nuclear power station is correct?

• Nuclear energy --> kinetic energy --> electrical energy

• chemical energy --> heat energy --> nuclear energy --> kinetic energy --> electrical energy

• heat energy --> kinetic energy --> nuclear energy --> chemical energy --> electrical energy

• nuclear energy --> heat energy --> kinetic energy --> electrical energy

Which one is NOT renewable energy sources?

• petroleum and wind

• wind and geothermal

• geothermal and nuclear energy

• Petroleum and nuclear energy

Which of the follwing generators does not use a turbine to produce electricity?

• nuclear generators

• solar

• hydroelectric generators

• thermal generators

Which power station uses firewood as the energy source?

• nuclear

• biomass

• thermal

• hydroelectric

Which power generator generates direct current?

• Hydroelectric

• Nuclear energy

• Solar

• Petroleum

How is induced current detected in this activity?

• electrostatic at hand

• movement of copper rod

• movement of magnet

• movement of galvanometer pointer