Sabtu, 04 Februari 2012

Sir Isaac Newton

Sir Isaac Newton was born in January 4, 1643 in Woolsthrope, Lincolnshire. He was the greatest person in the history of science. During his life, Newton learned about gravitation and its effect on the orbits of planets. From this work, he described universal gravitation, which brought big influence to the scientific vies for the next three centuries and is the basis for modern engineering. Isaac Newton explained the workings of the universe through mathematics. He formulated laws of motion and gravitation. Gravity is the force that causes thing to fall down. If a pencil falls from a desk, it will land on the floor, not the ceiling.
His second discovery was about light. He investigated the reaction of light. He spent months in a darkened room doing experiments. He included that something appears green, such as grass, look green because light in the sun and absorbs most of the other colors. He also made a reflecting telescope to use in his studies. 

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