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Edexcel IGCSE Physics · Spec 7.6-7.8

Radiation Penetration and Nuclear Equations

Covers investigate penetration safely, Include neutron emission and Balance alpha, beta and neutron equations.

Physics revision video

Radiation Penetration and Nuclear Equations

Spec 7.6-7.8

What you need to know

  • Investigate penetration safely
  • Include neutron emission
  • Balance alpha, beta and neutron equations

Active recall

Quick check

Answer each question before opening the answer.

Why subtract background count?

To isolate radiation from the source

How does neutron emission change the nucleus?

Mass number falls by one; atomic number is unchanged

What must balance in a nuclear equation?

Mass number and atomic number

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