Make a Pinhole Projector to View the Solar Eclipse

This video tutorial guides you through creating a simple solar projector to safely view a solar eclipse or calculate the sun's diameter. It involves cutting a hole in cardboard, covering it with aluminum foil, and testing the setup with a flashlight. Finally, the projector is used outdoors to observe the sun.

What materials do you need to create a solar projector?

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Describe the process of making a small hole in the aluminum foil.

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How can you test the projector before using it with the sun?

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What happens to the diameter of the projected circle when you move the flashlight?

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What is the final step to use the projector with the sun?

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