Absolutely Small. How Quantum Theory Explains Our Everyday by Michael D. Fayer

By Michael D. Fayer

Physics is a posh, even daunting subject, however it is usually deeply satisfying—even exciting. And liberated from its mathematical underpinnings, physics unexpectedly turns into available to somebody with the interest and mind's eye to discover its good looks. technological know-how with no math? it isn't that strange. for instance, we will comprehend the idea that of gravity with out fixing a unmarried equation. So for all those that can have reflected what makes blueberries blue and strawberries crimson; should you have puzzled if sound particularly travels in waves; and why mild behaves so otherwise from the other phenomenon within the universe, it is all an issue of quantum physics. totally Small provides (and demystifies) the area of quantum technology like no e-book earlier than. It explores medical concepts—from debris of sunshine, to likelihood, to states of subject, to what makes greenhouse gases bad—in massive intensity, yet utilizing examples from the standard international. tough with no being...

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The distance between the peaks is the wavelength. The wave is traveling along x with a velocity V. The wave has traveled d, a distance, of one wavelength, in time t. The distance equals the velocity multiplied by the time, d = Vt. ) If we take the distance of one wavelength and divide it by the time it took to travel one wavelength, then we know the velocity, V = d/t. Watching the wave go by is like watching a very long train go by. You see boxcar after boxcar pass you. If you know the length of one boxcar and how long it takes that one boxcar to pass by, then you can determine the velocity of the train.

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At time t = 0, it has position x and momentum p. At a later time, t = t′, it has moved to a new position where it is observed, and its future position is predicted. However, some time later, a bird flies into the rock. The prediction made at t′ is no longer valid. THERE IS ALWAYS A DISTURBANCE Quantum theory is fundamentally different from classical mechanics in the way it treats size and experimental observation; the difference makes size absolute. Dirac succinctly put forward the assumption that makes size absolute.

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