New PDF release: 30-second Theories: The 50 Most Thought-provoking Theories

By Paul (Ed). Parsons

ISBN-10: 184831129X

ISBN-13: 9781848311299

In terms of tremendous technological know-how, only a few issues are conclusively identified. From Quantum Mechanics to typical choice, what we've got in its place are theories - principles clarify why issues take place the best way they do. we do not recognize for yes those are right - nobody ever observed the large Bang - yet with them we will paint attractive, breathtaking images of every little thing from human behaviour to what the long run may well carry. Profiling the most important scientists in the back of every one concept, "30-Second Theories" provides each one access in a special, attention-grabbing full-colour layout, with thought-provoking extras and fashionable illustrations. it really is crucial for an individual a fan of increasing their brain with science's so much exciting rules.

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Blue light is composed of higher-energy photons—or faster-oscillating waves— than red light. RELATED THEORIES ELECTROMAGNETISM QUANTUM FIELD THEORY 3-SECOND BIOGRAPHY THOMAS YOUNG 1773–1829 30-SECOND TEXT Michael Brooks Waves are everywhere: in the ocean, in the air, and even in the vacuum of space. Wherever they are, all waves have a wavelength—the distance from the start of one wave cycle to the start of the next. If a wave travels one wavelength in a second it has a frequency of 1 Hertz (Hz).

Thus, a hydrogen atom is constructed differently from an atom of gold. Modern atomic theory kicked off at the beginning of the 19th century with the work of the English chemist John Dalton. However, it was not until 1905 that Einstein proved the existence of atoms mathematically in his famous paper on Brownian motion. A few years later Ernest Rutherford was the first to look inside atoms in an experiment in which he bombarded a thin sheet of gold with alpha particles. He discovered that every atom consists of a tiny, positively charged nucleus surrounded by empty space in which even tinier, negative electrons orbit around the nucleus.

These moving fields came to be known collectively as radiation. Investigations of radiation led Max Planck to invent quantum theory and Albert Einstein to come up with his concept of relativity. 3-SECOND THRASH A battery, a loop of wire, and a magnet can provide a very moving experience! 3-MINUTE THOUGHT The formulation of quantum theory made it necessary to rewrite James Clerk Maxwell’s equations on electricity and magnetism. The result was a new theory called quantum electrodynamics (QED). Intriguingly, though, some parts of the theory had to be fudged with numbers that came from experiments rather than pure theory.

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30-second Theories: The 50 Most Thought-provoking Theories in Science by Paul (Ed). Parsons

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