P1246990943cDJMv - PowerPoint PPT Presentation

Title: P1246990943cDJMv


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Stars
Galaxies
The Sun
Planets
Meteors, Etc.
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A hot, glowing sphere of gas that produces energy
by fusion
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What is a star?
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The large cloud of dust and gas from which a star
is formed
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What is a Nebula?
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The two factors that determine how bright a star
appears
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What are distance and actual brightness?
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The temperature at which fusion takes place
inside a nebula to form a star
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What is 10,000,000º Celcius
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The chemical reaction that takes place inside a
star to cause the release of energy
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Hydrogen fusion
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A large group of stars, gas and dust held
together by gravity
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What is a galaxy?
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The name of the galaxy that we live in
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What is the Milky Way Galaxy?
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The most common galaxy It is football shaped
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What is an Elliptical Galaxy?
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A galaxy that curves outward from a central hub
which resembles a pinwheel
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What is a Spiral Galaxy?
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Term used to describe galaxies that dont have
consistent shapes or sizes
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What is an Irregular Galaxy?
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What is the Core?
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What are Sunspots?
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What is the Radiation Zone?
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What is the Convection Zone?
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What is the Photosphere?
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One and a half times larger than all other
planets combined
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What is Jupiter?
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The collective name for Mercury, Venus, Earth and
Mars
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What are the Terrestrial Planets?
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Currently the farthest planet from the sun
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What is Pluto?
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The four gaseous giant planets
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What are Jupiter, Saturn, Uranus and Neptune?
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The most spectacular storm on Jupiter
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What is the Great Red Spot?
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A meteor once it hits the Earths surface
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What is a meteorite?
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A Meteoroid once it enters the Earths atmosphere
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What is a meteor?
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A large chunk of rock traveling through space
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What is an Asteroid?
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A large chunk of ice, dust, frozen gases and
rock fragments traveling through space pulled by
orbit of the Suns gravity
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What is a Comet?
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The Asteroid Belt is between these two planets
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What are Mars and Jupiter?