Guest
Race Result Details |
| Racer | Clement (clemjo) |
| Race Number | 5 |
| Date | Sun, 8 Oct 2017 16:05:17 |
| Speed |
40 WPM
 Try to beat?
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| Accuracy | 94% |
| Rank | 3rd place (out of 5) |
| Opponents | vnsslaura (5th place) |
Text typed:
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A refracting telescope uses a lens instead of a mirror to focus the incoming light, relying on refraction rather than reflection to achieve its purpose. Refraction is the bending of a beam of light as it passes from one transparent medium (for example, air) into another (such as glass).
— (book)
by Eric Chaisson, Steve McMillan
(see stats)
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