Background Radiation Quiz

What is background radiation?

• Radiation from artificial sources only

• Radiation from natural sources only

• Radiation from both natural and artificial sources

• Radiation from cosmic rays only

What is the main contributor to natural background radiation?

• Radon gas

• Cosmic rays

• Food and drink

• Buildings and the ground

What is the main contributor to artificial background radiation?

• Other sources

• All of the above

• Nuclear power and weapons testing

• Medical sources

What percentage of overall background radiation is contributed by radon gas?

• 50%

• 10%

• 12.5%

• 85%

How is background radiation measured?

• Using a thermometer

• Using a geiger muller tube connected to a counter

• Using a ruler

• Using a stopwatch

Why is background radiation considered random?

• Because it is caused by nuclear power and weapons testing

• Because it is caused by medical sources

• Because it is caused by radioactive rocks in the ground

• Because it is caused by cosmic rays

Which city is known to have higher levels of background radiation due to its building materials?

• London

• Paris

• New York

• Aberdeen

What is the main source of radioactive materials in food and drink?

• Animals

• Water

• Plants

• Air

What is the approximate percentage contribution of artificial sources to overall background radiation?

• 25%

• 5%

• 50%

• 15%

What is the main contributor to background radiation from artificial sources?

• Medical sources

• Nuclear power and weapons testing

• Other sources

• Cosmic rays