MikeR

The theory of relativity was invented by Einstein. the theor of relativaty was related to space and time. i think that this theory is veary hard to learn. The theory of relativity was invented by Einstein in the early 1900's. It was the first time a theory had been made since Isaac Newton had mad his theory’s (Lightman). He had become famous for his theory. His theory was called the general theory of relativity Einstein had came up with many things. He had came up with many different thing that had helped the world. Some of his theorys are still not proven fact or not. He had became famous in 1919 because of a solar eclipse. He was 40 years old when he had became famous. it had been about 250 years between his theorys and issac nutons theorys. he had came up with the theory of relativity in 1915. Einstein had 2 theorys of relativety,general theory of relativaty had explained mater and time and space.



work sited Lightman, Alan. "NOVA | Einstein's Big Idea | Relativity (Lightman Essay) | PBS." __PBS__. 5 Feb. 2009 . einsteins big idea you can finde the essence of gravity. you can find information on his theory of time and space. it is a good artical becauese it was putup buy nova/pbs. and the auther has writen books on einstein.

Dine, Michael. "Relativity." World Book Online Reference Center. 2004. World Book, Inc. http://www.worldbookonline.com/wb/Article?id=ar464240>. his is a good site because it was put up by nasa.