Rend

A wave is

• A series of compression and rare fractions

• Energy

• an ocean phenomenon

• None of the above

Which radiation can be used to measure the thickness of paper?

• Alpha

• Beta

• Gamma

Which radiation is most strongly ionising (large charge)?

• Alpha

• Beta

• Gamma

Which radiation is strongly deflected by an electric (or magnetic) field?

• Alpha

• Beta

• Gamma

Which radiation penetrates through aluminium?

• Alpha

• Beta

• Gamma

Which radiation is two neutrons and two protons?

• Alpha

• Beta

• Gamma

Which radiation is stopped by thin aluminium?

• Alpha

• Beta

• Gamma

Which radiation can be used to treat some types of cancer?

• Alpha

• Beta

• Gamma

Which type of radiation releases an electron?

• Alpha radiation

• Beta radiation

• Gamma radiation

• Theta radiation

In order of most to least penetrating radiation we have

• Alpha , Beta,  Gamma
• Beta , Gamma , Alpha
• Gamma, Beta, Alpha
• Gamma, Alpha, Beta