Which of the following is the advantage of nuclear energy resource?

• Produce a lot of waste materials

• High cost to build a nuclear power station

• Leakage of radioactive radiation

• Do not emit posionous gases

Which of the following is a radioactive substance used to generate electricity?

• Uranium-235

• Carbon-12

• Sodium-23

• Helium-4

Which of the following statements is correct concerning a radioactive substance?

• An element with stable atoms

• An element with unstable nucleus atoms

• An element with moving atoms

• An element with closely arranged atoms

Wich material is suitable to be made into containers for radioactive substances?

• Paper

• Copper

• Aluminium

• Lead

What process is this?

• Nuclear fission

• Nuclear fusion

• Chain reaction

• Displacement reaction

Which of the following is an adverse effect of the generation of nuclear energy?

• Produces toxic gases

• More expensive compared to fossil fuels

• Produces a lot of soot and dust

• Produces hazardous radioactive wastes

Which of the following is a short term effect of radioactive radiation on humans?

• Nausea and vomitting

• Mutation

• Cancer

• Foetus defect

State two advantages of fusion reaction compared to fission reaction?

State two disadvantages of fusion reaction compared to fission reaction?

The main country that uses nuclear energy?