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ZIMSEC O-Level Physics

10Optics

Optics in ZIMSEC O-Level Physics: what the syllabus expects you to know, the learning objectives and how to practise.
Topic63 practice questions5 lessons

In this topic

Lessons

  • Reflection of light

    22 min

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  • Critical angle and total internal reflection

    24 min

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  • Refraction of light

    28 min

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  • Thin lenses

    32 min

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  • Dispersion of light

    15 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Optics: sample question

1 mark

Which colour of visible light has the longest wavelength?

Choose one answer

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