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Edexcel IGCSE Physics · Spec 7.18-7.24

Nuclear Reactors and Fusion Energy

Covers trace energy transfer in fission, Distinguish moderator, control rods and shielding and Explain mass loss and energy release in fusion.

Physics revision video

Nuclear Reactors and Fusion Energy

Spec 7.18-7.24

What you need to know

  • Trace energy transfer in fission
  • Distinguish moderator, control rods and shielding
  • Explain mass loss and energy release in fusion

Active recall

Quick check

Answer each question before opening the answer.

What is the moderator's job?

To slow neutrons

What do control rods absorb?

Neutrons

Why does fusion release energy?

Some reactant mass is converted to energy

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