Science 600 Unit 9 Test: Astronomy and the Stars – Flashcards
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Grote Weber
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developed the first radio telescope
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astronomy
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the study of the stars and other objects in the universe
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Copernicus
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said earth revolved around sun
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Newton
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discovered law of gravitation
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giant blue star
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hottest stars
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white dwarf star
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smallest stars
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absolute magnitude
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true brightness of a star
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Bootes
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"herdsman" constellation
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Polaris
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North Star
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astrolabe
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early navigational instrument
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Orion
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Includes the star Rigel Easily identifiable by his belt
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Orion and the Pleiades
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Northern Hemisphere winter constellation
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Amateur Astronomers
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have made important astronomical discoveries
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Ursa Minor
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Includes the Little Dipper
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Astronomy
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Helpful in understanding events on earth.
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Fraunhofer lines
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Dark lines in the spectrum
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Core
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The hottest part of a star
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What does the Bible teach about the sun and the earth?
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The earth revolves around the sun
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Tycho Brahe
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analyzed the motions of the planets and predicted their motions
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Galileo
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observed craters on the moon
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nebula
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a gigantic cloud of dust and gas
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Clyde Tombaugh
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The American astronomer that discovered Pluto
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Keck I and Keck II
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Two identical telescopes are located in Hawaii
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Helium
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discovered on earth years after it had been discovered on the sun
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Karl Jansky
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An American engineer who discovered radio waves from space
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On a clear night
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more than 100 stars may be seen in the sky with the naked eye
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Isaac Newton
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Invented the reflecting telescope
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People living in different latitudes
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see different parts of the sky
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Astronomers
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have divided the sky into 88 constellations
