Post by Daniel Wagner on Oct 31, 2013 17:20:31 GMT -5
www.youtube.com/watch?v=9uvtoQgfKqI
This is a video about an invention created by Leon Foucault. This pendulum is a way that Jean explained the rotation of the earth. He created the pendulum in 1851. the original was made of a 28 kg brass coated lead bob hanging from 67 meters of wire. the pendulum rotated 11 degrees every hour.
Leon Foucault was born on September 18,1819. His Father Jean Leon Foucault was a famous writer and bookseller. At an early age Leon was shy and lacked self-confidence. When he became a teenager his high school teachers thought he was lazy. However Leon had a talent for building machines at an early age. Leon discovered the means of taking photos through the lens of a microscope. In the process he invented a strong source of light for illuminating his microscopic subjects
This is a video about an invention created by Leon Foucault. This pendulum is a way that Jean explained the rotation of the earth. He created the pendulum in 1851. the original was made of a 28 kg brass coated lead bob hanging from 67 meters of wire. the pendulum rotated 11 degrees every hour.
Leon Foucault was born on September 18,1819. His Father Jean Leon Foucault was a famous writer and bookseller. At an early age Leon was shy and lacked self-confidence. When he became a teenager his high school teachers thought he was lazy. However Leon had a talent for building machines at an early age. Leon discovered the means of taking photos through the lens of a microscope. In the process he invented a strong source of light for illuminating his microscopic subjects