1. America - A History of Wars
... greatly. Albert Einstein made a great contribution to science. In 1905, building onto electromagnetism and the study of light, he proposed a special theory of relativity that held that time and mass were relative to the observer's frame of reference. His theory was confirmed quickly by other physicists studying the speed of light. Einstein made contributions to quantum mechanics, determining that sub-atomic particles, such as neutrons, protons ... future of humanity. The Hiroshima and Nagasaki bombing ended World War II. After World War II, the Cold War shortly followed. The United States...
- Word Count: 696
- Approx Pages: 3
- Grade Level: High School