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Experiment 3: Sunglasses give protection

Eyes can be damaged by the sun. Sunglasses help to reduce the amount of ultraviolet radiation that reaches the eyes.

Image 1:

Eyes can be damaged by the sun. Sunglasses help to reduce the amount of ultraviolet radiation that reaches the eyes.

CLI

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Image 2:

Remove one of the lenses and leave for one minute in the sunlight.

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Image 3:

Remove the lens and compare the colour of the beads. The beads covered with the sunglasses did not change colour as much.

CLI

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© State of New South Wales, Department of Education and Training 2008