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247 BCE
law of buoyancy
this law was found by Archimedes and says that when something is put into a liquid, the liquid will rise -
Newton's laws of motion
the first law of motion is inertia which means that an object in motion stays in motion unless an external force acts upon it. His second law says force = mass x acceleration. His third law is that is for every action there is an equal and opposite reaction.
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thermodynamics
it basically says that you can't win, you can't break even, and you can't quit the game.
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The Doppler Effect
it says that a wave has the same frequency no matter where the observer is.
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evolution by natural selection
Charles Darwin explained natural selection as nature deciding what characteristics work and which ones do not.
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plate tectonic theory
plate tectonic theory is the theory that the top layer of the earth's crust (the "lithosphere") is split into dozens of plates that move at speeds of around 10 centimeters Link text -
Theory of General Relativity
Einstein proposed that gravity is caused by a large body of mass pushing down on space-time creating a curve in space-time causing smaller objects to "roll" towards the larger body of mass.
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The Big Bang Theory
the big bang theory says the universe was created from a big explosion that created neutrons, electrons, and photons when the universe cooled the neutrons decayed in to protons or electrons. The electrons combined with nuclei to form neutral atoms.
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uncertainty principle
it states that you can not measure velocity and position at the same time with accuracy
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The Theory of many worlds
this theory was proposed by Hugh Everett it states that every time something is measured there is a parallel universe for every possible outcome.
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