Because of interstellar dust, astronomers can see at most about 5 kpc into the disk of the galaxy at visual wavelengths. what percentage of the galactic disk does that include? (hint: consider the area of the entire disk versus the area visible from earth. the diameter of the milky way galaxy is approximately 25 kpc.)
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Physics, 21.06.2019 23:00
Atrain departs from its station at a constant acceleration of 5 m/s. what is the speed of the train at the end of 20s?
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Two polarizers are oriented at 24.0∘ to one another. light polarized at a 12.0-degree angle to each polarizer passes through both. what is the transmitted intensity (%)?
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Use the information presented in the graph to answer the questions. which segments show acceleration? which segment indicates that the object is slowing down? what is the velocity of segment b? what is the acceleration of segment b?
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Physics, 22.06.2019 09:10
The air that we breath is made mostly of which gaseous molecule
Answers: 1
Because of interstellar dust, astronomers can see at most about 5 kpc into the disk of the galaxy at...
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