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Light and Lenses (Series)
There are 6 videos in this category and 0 videos in 0 subcategories.
Category Videos
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Not Right For WatchKnowLearn
Ages: 12 - 18
864 Views:
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This is the 4th lesson in the series, "Light and Lenses." It describes the nature, size and position of an image formed by a concave lens. The lesson also describes how lenses are used to help people with different eye conditions. (13:34)
April 9, 2011 at 07:12 PM
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Not Right For WatchKnowLearn
Ages: 12 - 18
805 Views:
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This is the 6th lesson in the series, "Light and Lenses." It describes how reflecting telescopes work and how images are formed in reflecting telescopes. The lesson also evaluates the impact of the SALT project on South Africa. (15:09)
April 9, 2011 at 07:34 PM
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Not Right For WatchKnowLearn
Ages: 12 - 18
776 Views:
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This is the 2nd lesson the series, "Light and Lenses." This lesson shows how to draw ray diagrams showing how light is refracted through convex lenses and demonstrates how to use the diagrams to determine size, position and nature of an image formed ...by a convex lens. (15:17)
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April 9, 2011 at 07:19 PM
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Not Right For WatchKnowLearn
Ages: 12 - 18
758 Views:
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This is the 5th lesson in the series, "Light and Lenses." It describes how microscopes, binoculars, and refracting telescopes magnify objects. (21:01)
April 9, 2011 at 07:31 PM
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Not Right For WatchKnowLearn
Ages: 12 - 18
744 Views:
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This is the 1st lesson in the series, "Light and Lenses." It investigates the nature and meaning of images. The lesson defines images as a visual representation of an object that actually looks like the object. The lesson identifies and explains diff...erent optical devices and different types of images. (14:57)
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April 9, 2011 at 07:15 PM
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Not Right For WatchKnowLearn
Ages: 12 - 18
711 Views:
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This is the 3rd lesson in the series, "Light and Lenses." It demonstrates how to draw a ray diagram to determine the nature, position and size of the image formed when an object is placed at any position in front of a convex lens. It also shows how t...o calculate the magnification of a lens. (13:34)
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April 9, 2011 at 07:24 PM
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