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The top documents tagged [astronomer slide]
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astronomer slide
Planet Pluto. Wesley as space suit designer Carly as Travel Agent.
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Chapter 6: The Tools of the Astronomer. Telescopes come in two general types Refractors use lenses to bend the light to a focus Reflectors use mirrors.
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Unit 4 Astronomy: the science of the stars How Life Began on the Earth Period 1.
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