With a Florence flask or fishbowl, make a double convex lens and use it to examine an image. Because of the refraction, the image will be inverted. A simple explanation is provided here for you to share with your class as they participate in the investigation. Consider filling 500-ml plastic bottles with water so that individuals can all explore with their own hand-held double convex lens.

Concepts

lenses, light, refraction

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Additional Tags

lens, magnifier, refraction, light, science

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Pros

• Straightforward explanations of what to do and what is happening with the rays of light

Cons

• None