1. Albert Einstein's Theory
An example of his theory of relativity was, if there were twins and if one twin flew into space in a rocket going near the speed of light, and returned after 40 years, he would appear to have aged only slightly, whereas his identical twin who had remained on earth would be old and wrinkled. ... "E- stands for Energy, "M- stands for Mass, and "C- stands for speed of light. ...
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- Grade Level: High School