#86
4.7.1.1 Magnet
Paper 2 · Higher combined
Spec reference: 4.7.1 (subtopic).
What you need to know
- magnetic Magnets that attract or repel.
- nuclear The nucleus of an atom releases
- energy.
- work
- done, J
- water cools
- water
- rises
Self-assessment (checklist)
- I can describe where the magnetic forces around a
- I can describe the attraction and repulsion between
- I can state whether attraction and repulsion between
- I can describe the difference between permanent and
Key steps (method)
- Identify what the question is testing and use the correct equation/definition.
- Show substitutions and units clearly.
Common mistakes
- Unit conversions, rearranging errors, or quoting a law without applying it.