solar system
TRANSCRIPT
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MADE BY- RIYA JOSHI GROUP -1MEMBERS- SAMRIDDHI BANERJI, DHRUV GUJAR , DIKSHA INGLE , POSH SAFAYA, RIYA JOSHICLASS – VIIICGUIDED BY – SHEPHALI MAM
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SOLAR SYSTEM.....?
THE SOLAR SYSTEM WAS FORMED ABOUT 4560 MILLION TEARS AGO. IT IS MADE UP OF THE EIGHT PLANETS-
MERCURY , VENUS , EARTH , MARS , SATURN , JUPITER, URANUS, NEPTUNE
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THE SUN
SUN IS THE NEAREST STAR FROM US. ITS MASS IS EQUIVALENT TO 99.98% OF THE MASS OF THE ENTIRE SOLAR SYSTEM ELEMENTS. IT IS MOSTLY MADE UP OF TWO LIGHT GASES 75% HYDROGEN, AND 23%HELIUM WITH RELATIVELY SMALL QUANTITIES OF OTHER ELEMENTS SUCH AS GOLD. IT HAS A SURFACE TEMPERATURE OF 5880K(KELVIN). IT SPIN AT A DIFFERENT RATE.
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THE PLANETS
A CELESTIAL BODY MOVING IN AN ELLIPTICAL ORBIT ROUND A STAR IS CALLED A PALNET . PLANETS DO NOT TWINKLE AND KEEP CHANGING THEIR POSITIONS WITH RESPECT TO STARS .
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MERCURY MERCURY IS AN SMALL ROCKY PLANET WHOSE SURFACE HAS BEEN HEAVILY CRATERED BY METEORITES . THE SURFACE ALSO HAS MANY RIDGES CALLED RUPES, YHAT ARE BELIEVED TO HAVE FORMED AS THE CORE OF THE YOUNG PLANET COOLED AND SHRANK. MERCURY MOVES FASTER THAN ANY OTHER PLANET. SURFACE TEMPERATURE ON THE PLANET IS 430C ON T5HE SUNLIT SIDE AND -170 ON THE DARKER SIDE.
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VENUSVENUS IS SLIGHTLY
SMALLER THAN THE EARTH AND PROBABLY WITH A SIMILAR INTERNAL STRUCTURE OF A PARTLY MOLTEN METAL CORE SURROUNDED BY A ROCKY MANTLE AND CRUST. BEING THE HOTTEST PLANET OF OUR SOLAR SYSTEM IT HAS A SURFACE TEMPERATURE OF 480C. IT ROTATES FROM EAST TO WEST AND HAS NO MOON OF ITS OWN.
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EARTH
THE FIFTH LARGEST PLANET IN THE SOLAR SYSTEM. THE EARTH IS THE ONLY PLANET TO SUPPORT LIFE. THE AXIS OF THE ROTATION OF THE EARTH IS NOT PERPENDICULAR TO THE PLANE OF ITS ORBIT. THE EARTH ONLY ONE MOON. ITS ATMOSPHERE IS PROTECTED WITH A LAYER OF OZONE.
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MARS
MARS IS ALSO KNOWN AS THE RED PLANET BECAUSE OF THE RED IRON OXIDE DUST THAT COVERS ITS SURFACE. IT IS ORBITED BY TWO TINY MOONS PHOBOS, DEIMOS.
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JUPITER
JUPITER IS THE LARGEST MOST MASSIVE PLANET OF THE SOLAR SYSTEM.IT HAS TWO FAINT RINGS, AND IT IS ORBITED BY ITS 16 KNOWN MOONS. ITS AVERAGE TEMPERATURE IS +14.85 TO +19.85.
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SATURN
SATURN IS THE SECOND LARGEST PLANET IN THE SOLAR SYSTEM BUT THE LEAST DENSE. ITS DINSTINCTIVE RINGS ARE MADE OF ICE AND ROCK WHICH WERE PROBABLY PARTS OF COMETS AND ASTERIODS. IT APPEARS YELLOWISH IN COLOUR.
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URANUS
URANUS IS THE THIRD LARGEST PLANET IN THE SOLAR SYSTEM. IT IS A COLD GAS GIANT BELIEVED TO CONSIST OF A MIXTURE OF GAS AND ICE AROUND A SOLID CORE. URANUS IS TILTED AT 97.9 AND SO ROLLS ON ITS SIDE ALONG ITS ORBITAL PATH. IT HAS 15 MOONS 10 FAINT RINGS AND A BROAD RING OF DUST.,
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NEPTUNE
THE NEPTUNE IS BELIEVED TO CONSIST OF A SMALL SOLID CORE SURRUONDED BY A MIXTURE OF LIQUIDS AND GASES . IT HAS FOUR UNSTABLE RINGS AND 8 KNOWN MOONS.
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rules
THERE SHOULD BE SILENCE AND DISCIPLINE MAINTAINED DURING QUIZ IF NOT 1 MARKS WILL BE DEDUCTED
3 MARKS WILL BE GIVEN FOR EVERY CORRECT ANSWER
25 SECONDS WILL BE GIVEN TO ANSWER THE QUESTION
2 MARKS FOR BONUS POINT
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THE CONSTELLATION WHICH CONTAINS POLE STAR IS
URSA MAJOR URSA MINOR
ORION CASSIOPEIA
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MARS APPEARS RED DUE TO
IRON OXIDE COPPER OXIDE
CALCIUM OXIDEALUMINIUM OXIDE
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THE BRIGHTEST PLANET IN THE SOLAR SYSTEM IS
MERCURY SATURN
VENUS NEPTUNE
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FARTHEST PLANET OF SOLAR SYSTEM IS
MERCURYJUPITER
SATURNNEPTUNE
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THE AXIS OF THE EARTH IS SLIGHTLY TILTED AT 23.5degrees THIS IS RESPONSIBLE FOR
PHASES OF MOONLIFE ON EARTH
DAY AND NIGHTCHANGE IN SEASONS
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WHICH OF THE FOLLOWING IS NOT A PLANET?
JUPITER SATURN
NEPTUNEHALLEYS
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MARS
WHICH OF THE FOLLOWING IS A LUMINOUS BODY
MOON MOON
MERCURY SIRIUS
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A PLANET KNOWN AS A STAR
VENUS MERCURY
SIRIUS MARS
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WHICH OF THESE IS NOT A STAR?
SUN SIRIUS
ALPHA CENTURY URANUS
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WHICH OF THESE ABOUT POLE STAR IS FALSE
IT EXISTS ON NORTH POLE OF THE EARTH
IT IS SITUATED IN THE DIRECTION OF THE EARTH AXIS
IT DOES NOT APPEAR TO MOVE
ITIS LOCATED IN LINE WITH THREE MIDDLE STARS OF ORION
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