How Fast is Mach 1?
Physics / Fundamentals
A Mach number is a common ratio unit of speed when one is talking about aircrafts. By definition, the Mach number is a ratio of the speed of a body (aircraft) to the speed of sound in the undisturbed continue reading this fact
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Kinetic Theory of Gases
Physics / Fundamentals
Air is a gas, and gases can be studied by considering the small scale action of individual molecules or by considering the large scale action of the gas as a whole. We can directly measure, or sense, continue reading this fact
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Newton's First Law of Motion
Physics / Fundamentals
Sir Isaac Newton first presented his three laws of motion in the 'Principia Mathematica Philosophiae Naturalis' in 1686. His first law states that every object will remain at rest or in uniform motion continue reading this fact
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