Answer (9)

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San Francisco State University *

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115

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Astronomy

Date

Oct 30, 2023

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docx

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1

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Powered by AI Bing Sure, let's take a look at Astronomy . Astronomy is a natural science that studies celestial objects and phenomena. It uses mathematics, physics, and chemistry in order to explain their origin and evolution. Objects of interest include planets, moons, stars, galaxies, and comets. Relevant phenomena include supernova explosions, gamma ray bursts, quasars, blazars, pulsars, and cosmic microwave background radiation. More generally, astronomy studies everything that originates outside Earth's atmosphere. Astronomy is one of the oldest natural sciences. Early civilizations dating back to beyond 3000 BCE, such as the Sumerians, ancient Egyptians, and the Indus Valley Civilization, had a predictive knowledge and an understanding of the motions of planets, stars and the Moon. Early cultures identified celestial objects with gods and spirits and related these objects (and their movements) to phenomena such as rain, drought, seasons, and tides. Modern astronomers have a wide variety of tools available to them including space-based telescopes. Observational astronomy may be categorized according to the corresponding region of the electromagnetic spectrum on which the observations are made. Some parts of the spectrum can be observed from the Earth's surface, while other parts are only observable from either high altitudes or outside the Earth's atmosphere. I hope this gives you a good overview of Astronomy. If you have any specific questions or need information on a different topic, feel free to ask! ?
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