Physics, 06.09.2019 03:20 gporter9200
When gas changes into a liquid it is called and the speed of the molecules are
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Physics, 23.06.2019 02:30
Atrain is traveling at 30.0 m/s relative to the ground in still air. the frequency of the note emitted by the train whistle is 262 hz. the speed of sound in air should be taken as 344 m/s. what frequency (f approach) is heard by a passenger on a train moving at a speed of 18.0 m/s relative to the ground in a direction opposite to the first train and approaching it? what frequency (f recede) is heard by a passenger on a train moving at a speed of 18.0 m/s relative to the ground in a direction opposite to the first train and receding from it?
Answers: 1
Physics, 23.06.2019 11:10
Many scientists like to study cosmic objects in the uv spectrum because objects giving off large amounts of uv light are typically and
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Physics, 23.06.2019 17:30
Asatellite orbits earth in a circular orbit. does earth's gravity do work on the satellite? explain.
Answers: 1
When gas changes into a liquid it is called and the speed of the molecules are...
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