Radioactive

Radioactivity Review

Nuclear decay, ionising power, penetrating power, uses of radiation

Multiple Choice

Which material could be used to block gamma radiation?

• Paper

• Concrete

• Water

• Steel

Multiple Choice

What name is given to a radioactive sample which is used to detect damage in the body.

• Indicator

• Tracer

• Diagnostic Sample

• Nuclear tracker

Multiple Choice

Which of these devices is an example of radioactivity being used in the home?

• Thermostat

• Hoover

• Microwave

• Smoke detector

Multiple Choice

Which product of nuclear decay is a form of electromagnetic radiation?

• Alpha

  $$\alpha$$
  

• Beta
  $$\beta$$

• Gamma
  $$\gamma$$

Multiple Choice

Which option describes an alpha particle?

• An electron

• A helium atom
  

• A helium-4 nucleus
  

• A neutron

Multiple Choice

What is the heaviest of all the products of nuclear decay?

• Beta

• Gamma

• Alpha

• Neutron

Which number should go in the gap in this alpha decay equation?

Pick your answer on the next slide.

Multiple Choice

Which number should fill the gap in the alpha decay equation?

• 90

• 92

• 88

• 94

Which number should fill the gap in this beta decay equation?

Select your answer on the next slide.

Multiple Choice

Which number should fill the gap in the beta decay equation?

• 15

• 13

• 14

• 10

Multiple Choice

Which type of emitter is most dangerous to the human body if swallowed?

• Alpha

• Beta

• Gamma

• Neutron

Multiple Choice

Select the box containing only ionising radiation.

• Alpha and gamma

• Beta and Gamma

• Beta and Alpha

• Beta