The Shifting Sand: The Physics of the Foucault Pendulum Gravity, Inertia, and the Elegant 1851 Experiment That Proved the Earth is Spinning
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Sprache:Englisch
Fr. 5.00
inkl. gesetzl. MwSt.Beschreibung
Produktdetails
Format
ePUB
Kopierschutz
Nein
Family Sharing
Ja
Text-to-Speech
Ja
Altersempfehlung
1 - 99 Jahr(e)
Erscheinungsdatum
01.04.2026
Verlag
EpubliSeitenzahl
165 (Printausgabe)
Dateigröße
994 KB
Auflage
1. Auflage
Sprache
Englisch
EAN
9783565377558
For centuries, humanity knew the Earth rotated, but this was only observable by tracking the stars. There was no physical, mechanical proof on the ground-until the French physicist Léon Foucault hung a 28-kilogram brass bob from the dome of the Panthéon in Paris in 1851.
This educational volume breaks down the beautiful physics of the Foucault Pendulum. Once set in motion, a pendulum swings in a fixed plane of space due to inertia. It does not twist or turn. However, to an observer standing in the room, the pendulum's path appears to slowly, inevitably rotate clockwise throughout the day, knocking over pegs arranged in a circle. The breathtaking truth is that the pendulum is not rotating at all; the building, the city, and the entire planet are physically rotating beneath it.
We dissect the trigonometry required to calculate the pendulum's rotation speed based on its exact latitude, proving that at the equator, the pendulum does not rotate at all.
Witness the elegance of classical mechanics. Understand the hypnotic swinging brass weight that allowed humanity to literally see the rotation of the Earth without ever looking at the sky.
This educational volume breaks down the beautiful physics of the Foucault Pendulum. Once set in motion, a pendulum swings in a fixed plane of space due to inertia. It does not twist or turn. However, to an observer standing in the room, the pendulum's path appears to slowly, inevitably rotate clockwise throughout the day, knocking over pegs arranged in a circle. The breathtaking truth is that the pendulum is not rotating at all; the building, the city, and the entire planet are physically rotating beneath it.
We dissect the trigonometry required to calculate the pendulum's rotation speed based on its exact latitude, proving that at the equator, the pendulum does not rotate at all.
Witness the elegance of classical mechanics. Understand the hypnotic swinging brass weight that allowed humanity to literally see the rotation of the Earth without ever looking at the sky.
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