| Display title | Physics:Umbra, penumbra and antumbra |
| Default sort key | Umbra, penumbra and antumbra |
| Page length (in bytes) | 4,331 |
| Namespace ID | 3020 |
| Namespace | Physics |
| Page ID | 416494 |
| Page content language | en - English |
| Page content model | wikitext |
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| Page creator | imported>WikiEd2 |
| Date of page creation | 04:46, 5 February 2024 |
| Latest editor | imported>WikiEd2 |
| Date of latest edit | 04:46, 5 February 2024 |
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Description | Content |
Article description: (description)
This attribute controls the content of the description and og:description elements. | The umbra, penumbra and antumbra are three distinct parts of a shadow, created by any light source after impinging on an opaque object. Assuming no diffraction, for a collimated beam (such as a point source) of light, only the umbra is cast.
These names are most often used for the shadows cast by celestial... |
