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E2-22 UMBRA AND PENUMBRA
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12 years 6 months ago - 12 years 2 weeks ago #77
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ID Code: E2-22
Purpose: Illustrates shadow umbra and penumbra
Description: The foam ball casts a shadow of each of the two point sources in the box. The umbra is where the two shadows overlap and the penumbra is where only one source is shadowed.
Availability: Available
E2-22 UMBRA AND PENUMBRA was created by admin
ID Code: E2-22
Purpose: Illustrates shadow umbra and penumbra
Description: The foam ball casts a shadow of each of the two point sources in the box. The umbra is where the two shadows overlap and the penumbra is where only one source is shadowed.
Availability: Available
Last edit: 12 years 2 weeks ago by zzfixk21.
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