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Vectors and Trigonometry

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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

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Question: A cyclist is riding at 10 m/s, and sees he must stop at traffic lights 50m away. What is his average acceleration?

Go to the article about: Acceleration

Quote of the day...

"You think the universe can’t be expanding?" Sean asked the clown-professor, Einstein.
"You don't zink an infinite universe ist big enough already? You want more zan infinite? You greedy."

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