Guest
Race Result Details |
| Racer | Jacob (jacobkr) |
| Race Number | 1302 |
| Date | Tue, 28 Feb 2017 13:06:17 |
| Speed |
67 WPM
 Try to beat?
|
| Accuracy | 93.2% |
| Rank | 2nd place (out of 4) |
| Opponents | ferm (4th place) jennyev (3rd place) |
Text typed:
|
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)
|