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| | Film (Site not responding. Last check: ) |
 | | When the film is stopped, the camera shutter, which is geared to the film-transport mechanism, is opened for approximately 1/35 second and a single picture, or frame, is photographed on the film. |
 | | The projector uses a shutter to block the light while the film is being transported to the next frame, a mechanism to transport the film, and a lens to focus the image on a screen, the size of which is limited by the capabilities of the lens and the amount of available light. |
 | | When such a film is projected, the actual time of growth is diminished several thousandfold, and in the projected picture the plant apparently springs from the earth and unfolds its leaves in a matter of seconds. |
| cs.clark.edu /~hum101/Humanities_101/film.htm (5407 words) |
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