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Life

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Trigonometry

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Vectors and Trigonometry

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Physics

Physics is the science of the very small and the very large. Learn about Isaac Newton, who gave us the laws of motion and optics, and Albert Einstein, who explained the relativity of all things, as well as catch up on all the latest news about Physics, on ScienceLibrary.info.

Gravity lens

Test your knowledge!

Question: A student wishes to photograph his 160cm-tall friend with a pinhole camera. He has a box 20cm across. How far away should the friend stand to produce a 15cm image?




Go to the article about: EMR

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Quote of the day...

The paleoclimate record shouts out to us that, far from being self-stabilizing, the Earth's climate system is an ornery beast which overreacts even to small nudges.

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