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Lab #27.8 Light: Sunballs

Posted on January 1, 2011 by Arbor Scientific

Purpose
In this activity, students will estimate the diameter of the sun.
Discussion
Take notice of the round spots of light on the shady ground beneath trees. These are sunballs—images of the sun. They are cast by openings between leaves in the trees that act as pinholes. The diameter of a sunball depends on its distance from the [...]

This post was posted in Supplementary Conceptual Physics Labs and was tagged with light, sunballs, shadows

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