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0 of 5 objectives have lessons · 0 studied · 0 secure
Lessons for this topic haven’t been written yet. The objectives below show exactly what the syllabus expects, so you can plan with them in the meantime.
What Cambridge says you should be able to do, in our words. Codes are the topic number plus the objective’s position.
Understand that electromagnetic radiation has a particulate nature.
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Understand that a photon is a quantum of electromagnetic energy.
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Recall and use E = hf.
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Use the electronvolt (eV) as a unit of energy.
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Understand that photons carry momentum, given by p = E / c.
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