Solar System Review What you need to know… HW: Quiz Friday
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Transcript of Solar System Review What you need to know… HW: Quiz Friday
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SOLAR SYSTEM REVIEW
• WHAT YOU NEED TO KNOW…• TWO WAYS OUR MODELS OF THE SOLAR SYSTEM HAS
CHANGED• THE MODEL OF OUR CURRENT SOLAR SYSTEM• THE DIFFERENCE BETWEEN AND LOCATION OF COMETS,
ASTEROIDS, AND METEOROIDS.• HW: QUIZ FRIDAY
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VOCABULARY• ELLIPSE: OVAL SHAPE OF THE PLANET ORBITS• ORBIT/REVOLUTION: TO MOVE AROUND AN OBJECT• ROTATION: TO SPIN ON AN AXIS• COMET: CELESTIAL OBJECT MADE OF ICE DUST AND ROCK THAT ORBITS THE
SUN.• ASTEROIDS: LARGE ROCKS IN SPACE• METEOROIDS: BROKEN PIECES OF ASTEROIDS AND COMETS• METEOR: ROCK THAT STREAKS ACROSS THE ATMOSPHERE• METEORITE: PIECE OF ROCK FROM SPACE THAT REACHES EARTH’S SURFACE.
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DIFFERENCE IN MODELS
• WE USED TO THINK…• EVERYTHING IN THE SOLAR SYSTEM
REVOLVED AROUND EARTH• PLANETS AND THE SUN REVOLVED
IN LITTLE CIRCLES IN BIG CIRCLES (CORKSCREW SHAPED)
• NOW WE KNOW…• THE SUN IS IN THE CENTER OF THE
SOLAR SYSTEM.• OUR PLANETS REVOLVE IN ELLIPSES.
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OUR SOLAR SYSTEM STARTING FROM THE SUN.
• MY……MERCURY• VERY…..VENUS• ENERGETIC…..EARTH• MOTHER…..MARS• JUST…..JUPITER• SERVED….SATURN• US……URANUS• NACHOS…..NEPTUNE
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INNER PLANETS VS. OUTER PLANETS
• HOT• SMALL• NO RINGS• CLOSE TOGETHER• REVOLVE QUICKLY• CLOSE TO SUN
• COLD• LARGE• RINGS• FAR APART• REVOLVE SLOWLY• FAR FROM SUN
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COMETS
• MADE OF ICE, GAS, AND DUST• FOUND BEYOND PLUTO IN THE OORT CLOUD• REVOLVE AROUND THE SUN.• HAS A TAIL AND COMA
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ASTEROID VS. METEOROIDBOTH IN SPACE
• LARGE ROCK OR METAL IN SPACE
• FOUND IN THE ASTEROID BELT BETWEEN MARS AND JUPITER.
• BROKEN PIECE OF ASTEROIDS AND COMETS (SMALLER).
• FOUND IN THE ASTEROID BELT BETWEEN MARS AND JUPITER.
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METEORS VS METEORITE
• METEOROID THAT REACHES THE ATMOSPHERE.
• SHOOTING STARS
• METEOR THAT REACHES EARTH’S SURFACE.