Lenses are precisely shaped pieces of glass that have been developed and used in corrective glasses, telescopes, microscopes, binoculars, and magnifying glasses. They can be convex or concave. Links are provided to a video an a test.

Concepts

telescopes, lenses

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Additional Tags

bbc, concave lenses, converging and diverging lenses, convex lenses, gcse bitesize, corrective lenses

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Classroom Considerations

• Knovation Readability Score: 3 (1 low difficulty, 5 high difficulty)