Pythagoras began subdividing different intervals and pitches into distinct notes. ... Based on Pythagorean harmonic relationships and Pythagorean geometry, bell-makers began constructing bells with the principal pitch prime tone, and hum tones consisting of a fourth, a fifth, and the octave. ... Through this method of study he unearthed two astonishing inferences; When pipes of different lengths were hammered, they emitted different pitches, and when air was passed through these pipes respectively, alike results were attained. ...

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• Approx Pages: 5
• Grade Level: Undergraduate

However their were some key events that specific relate to the field of biology we study today. ... On a lighter note in 1568 concrete not used sence ancient times is put back in use by Philibert de l"Orme, and in 1570 ships were allowed to enter a once isolated to the world Japanese harbor! ... Now the idea was now out there and a entire new world of possibilities would be open for studying the biology of out planet! ... In 1637 "Geometry" was published by Descartes and in 1642 the mechanical adding machine was invented by Pascal! ... Now we see not just anatomical studies being mad...

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• Grade Level: High School

It was therefore a great creative breakthrough and it is therefore entirely predictable that the process by which it was invented has never been properly taught to the millions of people who study the calculus. ... Newton claimed Leibniz stole ideas from his unpublished notes, which Newton had shared with a few members of the Royal Society. ...

• Word Count: 6149
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• Grade Level: Undergraduate

Northern Caribbean University College of Education and Religion Department of Education MTED 201: Primary Mathematics Methods Factors that influence how children learn Psychological influences Professional influences Technological influences Language influences Societal influences ...

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• Grade Level: High School

Modern science is the practice of skepticism. Skepticism is defined as acritical attitude which systematically questions the notion that absolute knowledge and certainty are possible...in particular fields? (Skeptic's Dictionary), meaning that modern science is the understanding that current scient...

• Word Count: 4135
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• Grade Level: High School

The Nobel Prize in Chemistry, 2000: Conductive polymers Contents Prize motivation 1 Conductive polymers - a surprising discovery 1 What is electrical conductivity? 2 What makes a material conductive? 3 Conductive polymers - the story 4 Applications of conductive polymers 5 Synthesis and processing 6 Mechanism of polymer conductivity - role of doping 6 Molecular electron-transfer theory 11 Electroluminescent polymers - second-generation conductive polymers 13 From silicon physics to molecular electronics 14 References and further reading 15 Prize motivation The Royal Swedish A...

• Word Count: 6720
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• Grade Level: High School