Form 3 Science Quiz Chapter 8: Radioactivity

Which of the following is a radioactive substance?

• Oxygen-16

• Hydrogen-2

• Uranium-236

• Aluminium-27

Which of the following has the highest ionising power?

• Gamma rya

• Beta particle

• Alpha particle

• X-ray

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

Which of the following is a natural sources of ionising radiation?

• Uses of radioisotope

• Cosmic rays

• Nuclear tests

• Nuclear accidents