The _______________ effect changes the observed wavelength of an emitted photon if the source is moving toward or away from the observer
Fill in the blank(s) with correct word
Doppler
Physics & Space Science
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A clarinet behaves like a tube closed at one end. If its length is 1.0 m, and the velocity of sound is 344 m/s, what is its fundamental frequency (in Hz)?
A. 264 B. 140 C. 86 D. 440 E. 172
Physics & Space Science
In 1994, fragments of the Comet Shoemaker-Levy 9 were observed to collide with the planet
A) Mars B) Saturn C) Jupiter D) Venus
Physics & Space Science
A bicyclist starts down a hill with an initial speed of 2.0 m/s. She moves down the hill with a constant acceleration, arriving at the bottom of the hill with a speed of 8.0 m/s. If the hill is 12 m long, how long did it take the bicyclist to travel down the hill?
Physics & Space Science
The metric prefix that means one-thousandth (1/1000) is
a. kilo-. b. centi-. c. milli-. d. nano-.
Physics & Space Science