Geography, 21.07.2019 10:30 terrysizemore666
What do we mean when we say that the rotation curve for a spiral galaxy is "flat"? what do we mean when we say that the rotation curve for a spiral galaxy is "flat"? the disk of a spiral galaxy is quite flat rather than spherical like the halo. gas clouds orbiting far from the galactic center have approximately the same orbital speed as gas clouds located further inward. the amount of light emitted by stars at different distances is about the same throughout the galaxy. all the galaxy's mass is concentrated in its flat, gaseous disk?
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Geography, 22.06.2019 18:10
Based on what you know about the location of the earth in relation to the sun, why is this called the goldilocks zone in other galaxies?
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Geography, 22.06.2019 20:30
Me answer as many as you can what percentage more of water is used to provide us with electricity versus for irrigation? do we use more freshwater in our homes or to provide us with electricity?
Answers: 1
Geography, 23.06.2019 11:30
The meseta in spain is a a. navigable river b. castle c. coastal plain d.plateau
Answers: 2
What do we mean when we say that the rotation curve for a spiral galaxy is "flat"? what do we mean...
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