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30 Cards in this Set
- Front
- Back
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When a massive star runs out of fuels, collapses and disappears, what is left is called what?
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BLACK HOLE
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A SUPERNOVA IS WHAT??
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the term that scientists use to describe the death explosion of a massive star
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A Nebula is a cloud of ____, ______, and ______.
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dust, gases and debris
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A star's brightness is called __?
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magnitude
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The measurement of a star's movement over time is called ___?
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PARALLAX
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What the largest and brightest stars called?
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SUPERGIANTS
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An existing star that flares up and becomes brighter than normal, is called a ____?
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NOVA
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When stars regularly or repeatedly change their magnitude, what are they called?
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VARIABLE STARS
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The Neutron star that spins rapidly on its axis is called____?
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PULSAR
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What is the defintion of a CONSTELLATION?
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a group of stars that form a picture
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Using mirrors to make an object appear bigger is the job of what kind of telescope?
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REFLECTING TELESCOPE
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Do stars reflect light?
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no
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Stars are glowing balls of _____?
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gases
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Are red stars the hottest stars?
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NO
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Can radio telescopes break starlight into its colors?
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NO
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What is the closest star to the earth?
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THE SUN
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OUR galaxy travels in a group with more than 30 other galaxies and is called a _____ _____.
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LOCAL GROUP-
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Do stars REFLECT light?
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NO
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Astroids are made of what?
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IRREGULARLY SHAPED pieces of rock, metal and dust
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What is a chunk of frozen gases, water and dust that orbits the sun
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COMET
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A huge star system that vovers many light-years of space is called what?
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GALAXY
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If a star group contains 3 or 4 stars it is _____ _____ ____
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MULTIPLE STAR GROUP
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If it contains two stars it is called ___ _____.
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binary system
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We live in the ____ _____ galaxy.
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MILKY WAY
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What is difference in a globular cluster from an open star cluster?
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Stars in globular form a BALL.
In an open star there are FEWER STARS AND NO PARTICULAR SHAPE |
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The scientific study of stars is called?
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ASTRONOMY
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WHY should Christians not be involved in ASTROLOGY?
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ASTROLOGY LOOKS TO STARS FOR GUIDANCE. Christians depend of God's Word to lead them
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When does a meteoriod become a meteorite?
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when it passes through Earth's atmosphere and lands on Earth.
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What is the diffetence between APPARENT MAGNITUDE & ABSOLUTE MAGNITUDE of a star?
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Apparent- how bright the star looks to US
Absolute- how bright the star actually really is. |
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When is a METEOROID called a METEOR?
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when it lights up as it passes through Earth's atmosphere.
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