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To test this man's theory, a scientist hired trumpeters to play from a moving train & listened for a drop in pitch as the train passed by |
Doppler
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$600 |
J |
SCIENCE EXPERIMENTS |
2026-02-26 |
#9509 |
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1842:This Austrian physicist relates the observed frequency of a wave to the motion of its source |
Doppler
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$1,000 |
J |
SCIENCE TIMELINE |
2015-11-18 |
#7173 |
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The principle that sound seems higher in pitch as it apporaches & lower as it recedes is called this man's effect |
Doppler
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$1,200 |
DJ |
EPONYMOUS SCIENCE |
2006-10-25 |
#5088 |