Physics, 02.03.2020 07:55 yellowmiki6647
A sound wave has a frequency of 628 Hz in air
and a wavelength of 0.49 m.
What is the temperature of the air? Assume the velocity of sound at 0^◦C is 325 m/s.
Answer in units of ◦C.
Answers: 2
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Because light travels in a straight line and casts a shadow, isaac newton hypothesized that light is
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Amoving company collects data about couches they move and displays the data in a table. the force along the ramp, the angle of the ramp, and the height the couch is raised to are shown. which statements correctly compare the work done to move the couches? check all that apply. the same amount of work is done for couches 1 and 3. the same amount of work is done for couches 2 and 3. the work for couch 1 is greater than the work for couch 2. the work for couch 2 is less than the work for couch 3. the work for couch 3 is greater than the work for couch 1. the work for couch 2 is greater than the work for couch 1.
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Which describes increasing the efficiency of energy resource
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A sound wave has a frequency of 628 Hz in air
and a wavelength of 0.49 m.
What is the te...
and a wavelength of 0.49 m.
What is the te...
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