Docstoc

with interesting facts

Document Sample
with interesting facts Powered By Docstoc
					ASTRONOMY
SNAP GAME

 with interesting facts
               Sun                                                  Sun



   The Sun is the largest object in the solar          The Sun is the largest object in the solar
    system                                               system
   The Sun's life expectancy is approximately 5        The Sun's life expectancy is approximately 5
    billion more years                                   billion more years
   At its core, the Sun’s temperature is about 15      At its core, the Sun’s temperature is about 15
    million degrees Celsius                              million degrees Celsius




               Sun                                                  Sun



   The Sun is the largest object in the solar          The Sun is the largest object in the solar
    system                                               system
   The Sun's life expectancy is approximately 5        The Sun's life expectancy is approximately 5
    billion more years                                   billion more years
   At its core, the Sun’s temperature is about 15      At its core, the Sun’s temperature is about 15
    million degrees Celsius                              million degrees Celsius
    Mercury                                               Mercury


   Mercury is the closest planet to the Sun so the      Mercury is the closest planet to the Sun so the
    temperature in the daytime gets to a scorching        temperature in the daytime gets to a scorching
    400 degrees Celsius                                   400 degrees Celsius
   At night, however, without an atmosphere to          At night, however, without an atmosphere to
    hold the heat in, the temperature plummets to         hold the heat in, the temperature plummets to
    -180 Degrees Celsius                                  -180 Degrees Celsius
   The surface of Mercury is very similar to            The surface of Mercury is very similar to
    Earth’s Moon – it is rocky and covered with           Earth’s Moon – it is rocky and covered with
    many craters                                          many craters




    Mercury                                               Mercury


   Mercury is the closest planet to the Sun so the      Mercury is the closest planet to the Sun so the
    temperature in the daytime gets to a scorching        temperature in the daytime gets to a scorching
    400 degrees Celsius                                   400 degrees Celsius
   At night, however, without an atmosphere to          At night, however, without an atmosphere to
    hold the heat in, the temperature plummets to         hold the heat in, the temperature plummets to
    -180 Degrees Celsius                                  -180 Degrees Celsius
   The surface of Mercury is very similar to            The surface of Mercury is very similar to
    Earth’s Moon – it is rocky and covered with           Earth’s Moon – it is rocky and covered with
    many craters                                          many craters
         Venus                                                Venus



   Venus is the closest planet in size to Earth        Venus is the closest planet in size to Earth
   It’s surface is very hot and dry, contains no       It’s surface is very hot and dry, contains no
    liquid water and is covered with clouds of           liquid water and is covered with clouds of
    sulphuric acid                                       sulphuric acid
   It takes Venus 225 Earth days to rotate around      It takes Venus 225 Earth days to rotate around
    the Sun                                              the Sun




         Venus                                                Venus



   Venus is the closest planet in size to Earth        Venus is the closest planet in size to Earth
   It’s surface is very hot and dry, contains no       It’s surface is very hot and dry, contains no
    liquid water and is covered with clouds of           liquid water and is covered with clouds of
    sulphuric acid                                       sulphuric acid
   It takes Venus 225 Earth days to rotate around      It takes Venus 225 Earth days to rotate around
    the Sun                                              the Sun
           Earth                                                Earth



   Earth is estimated to be 3-5 Billion Years old      Earth is estimated to be 3-5 Billion Years old
   71 % of the Earth's surface is covered with         71 % of the Earth's surface is covered with
    water                                                water
   Earth is the only planet on which water can         Earth is the only planet on which water can
    exist in liquid form on the surface which is         exist in liquid form on the surface which is
    essential for life as we know it                     essential for life as we know it




           Earth                                                Earth



   Earth is estimated to be 3-5 Billion Years old      Earth is estimated to be 3-5 Billion Years old
   71 % of the Earth's surface is covered with         71 % of the Earth's surface is covered with
    water                                                water
   Earth is the only planet on which water can         Earth is the only planet on which water can
    exist in liquid form on the surface which is         exist in liquid form on the surface which is
    essential for life as we know it                     essential for life as we know it
            Mars                                                  Mars



   Mars’ red colour is due to iron oxide (or rust)      Mars’ red colour is due to iron oxide (or rust)
    and it has the consistency of talcum powder           and it has the consistency of talcum powder
   No human could survive the low pressure of           No human could survive the low pressure of
    Mars                                                  Mars
   Mars lacks an ozone layer and has no liquid          Mars lacks an ozone layer and has no liquid
    water                                                 water




            Mars                                                  Mars



   Mars’ red colour is due to iron oxide (or rust)      Mars’ red colour is due to iron oxide (or rust)
    and it has the consistency of talcum powder           and it has the consistency of talcum powder
   No human could survive the low pressure of           No human could survive the low pressure of
    Mars                                                  Mars
   Mars lacks an ozone layer and has no liquid          Mars lacks an ozone layer and has no liquid
    water                                                 water
       Jupiter                                                  Jupiter



   Jupiter's mass is 318 times larger than that of         Jupiter's mass is 318 times larger than that of
    the Earth                                                the Earth
   Although Jupiter is the largest planet, it rotates      Although Jupiter is the largest planet, it rotates
    extremely fast on its orbit                              extremely fast on its orbit
   The planet has the shortest day in our Solar            The planet has the shortest day in our Solar
    System, extending up to only 10 hours                    System, extending up to only 10 hours




       Jupiter                                                  Jupiter



   Jupiter's mass is 318 times larger than that of         Jupiter's mass is 318 times larger than that of
    the Earth                                                the Earth
   Although Jupiter is the largest planet, it rotates      Although Jupiter is the largest planet, it rotates
    extremely fast on its orbit                              extremely fast on its orbit
   The planet has the shortest day in our Solar            The planet has the shortest day in our Solar
    System, extending up to only 10 hours                    System, extending up to only 10 hours
        Saturn                                                Saturn



   Saturn has 60 known moons, and there are             Saturn has 60 known moons, and there are
    many more yet to be discovered                        many more yet to be discovered
   Titan is the largest of Saturn's moons, and is       Titan is the largest of Saturn's moons, and is
    larger than Mercury and Pluto                         larger than Mercury and Pluto
   Saturn is the least dense among all known            Saturn is the least dense among all known
    planets weighing less than water. It means that       planets weighing less than water. It means that
    it would float, if placed in a water body of a        it would float, if placed in a water body of a
    size bigger than itself                               size bigger than itself




        Saturn                                                Saturn



   Saturn has 60 known moons, and there are             Saturn has 60 known moons, and there are
    many more yet to be discovered                        many more yet to be discovered
   Titan is the largest of Saturn's moons, and is       Titan is the largest of Saturn's moons, and is
    larger than Mercury and Pluto                         larger than Mercury and Pluto
   Saturn is the least dense among all known            Saturn is the least dense among all known
    planets weighing less than water. It means that       planets weighing less than water. It means that
    it would float, if placed in a water body of a        it would float, if placed in a water body of a
    size bigger than itself                               size bigger than itself
       Uranus                                                Uranus



   The pale blue colour of Uranus is caused by the      The pale blue colour of Uranus is caused by the
    methane in its atmosphere that filters out red        methane in its atmosphere that filters out red
    light                                                 light
   Uranus takes some 84 years to orbit the sun          Uranus takes some 84 years to orbit the sun
   Uranus is the only known planet that rotates,        Uranus is the only known planet that rotates,
    or spins, on its side                                 or spins, on its side




       Uranus                                                Uranus



   The pale blue colour of Uranus is caused by the      The pale blue colour of Uranus is caused by the
    methane in its atmosphere that filters out red        methane in its atmosphere that filters out red
    light                                                 light
   Uranus takes some 84 years to orbit the sun          Uranus takes some 84 years to orbit the sun
   Uranus is the only known planet that rotates,        Uranus is the only known planet that rotates,
    or spins, on its side                                 or spins, on its side
    Neptune                                            Neptune



   Blue Neptune is the smallest out of the four      Blue Neptune is the smallest out of the four
    Solar System's gas giants                          Solar System's gas giants
   The gravity of Neptune is only 17% stronger       The gravity of Neptune is only 17% stronger
    than Earth gravity                                 than Earth gravity
   Neptune is the coldest planet in the Solar        Neptune is the coldest planet in the Solar
    System with the temperatures dropping to -         System with the temperatures dropping to -
    221.4 degrees Celsius                              221.4 degrees Celsius




    Neptune                                            Neptune



   Blue Neptune is the smallest out of the four      Blue Neptune is the smallest out of the four
    Solar System's gas giants                          Solar System's gas giants
   The gravity of Neptune is only 17% stronger       The gravity of Neptune is only 17% stronger
    than Earth gravity                                 than Earth gravity
   Neptune is the coldest planet in the Solar        Neptune is the coldest planet in the Solar
    System with the temperatures dropping to -         System with the temperatures dropping to -
    221.4 degrees Celsius                              221.4 degrees Celsius
            Pluto                                                   Pluto



   Pluto is not a planet any more, but it is still a      Pluto is not a planet any more, but it is still a
    very interesting “dwarf planet” in the Solar            very interesting “dwarf planet” in the Solar
    System                                                  System
   As Pluto moves farther from the Sun, its               As Pluto moves farther from the Sun, its
    atmosphere freezes and as it moves closer, the          atmosphere freezes and as it moves closer, the
    ice sublimates to form gas                              ice sublimates to form gas
   A day on Pluto lasts for 6 days and 9 hours            A day on Pluto lasts for 6 days and 9 hours




            Pluto                                                   Pluto



   Pluto is not a planet any more, but it is still a      Pluto is not a planet any more, but it is still a
    very interesting “dwarf planet” in the Solar            very interesting “dwarf planet” in the Solar
    System                                                  System
   As Pluto moves farther from the Sun, its               As Pluto moves farther from the Sun, its
    atmosphere freezes and as it moves closer, the          atmosphere freezes and as it moves closer, the
    ice sublimates to form gas                              ice sublimates to form gas
   A day on Pluto lasts for 6 days and 9 hours            A day on Pluto lasts for 6 days and 9 hours
          Moon                                                   Moon



   Most of the tides on Earth are caused by the          Most of the tides on Earth are caused by the
    gravitational pull of the Moon                         gravitational pull of the Moon
   We always see the same side of the Moon and           We always see the same side of the Moon and
    we can never see the 'back' of it from the Earth       we can never see the 'back' of it from the Earth
   Gravity on the Moon is only 17% of the Earth          Gravity on the Moon is only 17% of the Earth
    so the objects on the Moon weigh a lot less            so the objects on the Moon weigh a lot less
    than they weigh on Earth                               than they weigh on Earth




          Moon                                                   Moon



   Most of the tides on Earth are caused by the          Most of the tides on Earth are caused by the
    gravitational pull of the Moon                         gravitational pull of the Moon
   We always see the same side of the Moon and           We always see the same side of the Moon and
    we can never see the 'back' of it from the Earth       we can never see the 'back' of it from the Earth
   Gravity on the Moon is only 17% of the Earth          Gravity on the Moon is only 17% of the Earth
    so the objects on the Moon weigh a lot less            so the objects on the Moon weigh a lot less
    than they weigh on Earth                               than they weigh on Earth
       Comet                                                Comet



   Comets come from two places: The Kuiper             Comets come from two places: The Kuiper
    Belt, and the Oort Cloud                             Belt, and the Oort Cloud
   Comets have three distinct parts: a nucleus, a      Comets have three distinct parts: a nucleus, a
    coma, and a tail.                                    coma, and a tail.
   The solid core is called the nucleus, which         The solid core is called the nucleus, which
    develops a coma with one or more tails when a        develops a coma with one or more tails when a
    comet sweeps close to the Sun                        comet sweeps close to the Sun




       Comet                                                Comet



   Comets come from two places: The Kuiper             Comets come from two places: The Kuiper
    Belt, and the Oort Cloud                             Belt, and the Oort Cloud
   Comets have three distinct parts: a nucleus, a      Comets have three distinct parts: a nucleus, a
    coma, and a tail.                                    coma, and a tail.
   The solid core is called the nucleus, which         The solid core is called the nucleus, which
    develops a coma with one or more tails when a        develops a coma with one or more tails when a
    comet sweeps close to the Sun                        comet sweeps close to the Sun
       Meteor                                                  Meteor



   Meteors are space particles that enter the             Meteors are space particles that enter the
    earth’s atmosphere and vaporize                         earth’s atmosphere and vaporize
   Most meteors burn up in the atmosphere, but            Most meteors burn up in the atmosphere, but
    if they survive the frictional heating and strike       if they survive the frictional heating and strike
    the surface of the Earth they are called                the surface of the Earth they are called
    meteorites                                              meteorites
   More than million meteorites (shooting stars)          More than million meteorites (shooting stars)
    fall to earth everyday                                  fall to earth everyday




       Meteor                                                  Meteor



   Meteors are space particles that enter the             Meteors are space particles that enter the
    earth’s atmosphere and vaporize                         earth’s atmosphere and vaporize
   Most meteors burn up in the atmosphere, but            Most meteors burn up in the atmosphere, but
    if they survive the frictional heating and strike       if they survive the frictional heating and strike
    the surface of the Earth they are called                the surface of the Earth they are called
    meteorites                                              meteorites
   More than million meteorites (shooting stars)          More than million meteorites (shooting stars)
    fall to earth everyday                                  fall to earth everyday
    Asteroid                                              Asteroid



   The vast majority of asteroids are grouped in        The vast majority of asteroids are grouped in
    the asteroid belt between the orbits of Mars          the asteroid belt between the orbits of Mars
    and Jupiter                                           and Jupiter
   Asteroids range in size from dust particles to       Asteroids range in size from dust particles to
    many miles across                                     many miles across
   Most current theories hold that asteroids are        Most current theories hold that asteroids are
    bits and pieces left over from the formation of       bits and pieces left over from the formation of
    the solar system                                      the solar system




    Asteroid                                              Asteroid



   The vast majority of asteroids are grouped in        The vast majority of asteroids are grouped in
    the asteroid belt between the orbits of Mars          the asteroid belt between the orbits of Mars
    and Jupiter                                           and Jupiter
   Asteroids range in size from dust particles to       Asteroids range in size from dust particles to
    many miles across                                     many miles across
   Most current theories hold that asteroids are        Most current theories hold that asteroids are
    bits and pieces left over from the formation of       bits and pieces left over from the formation of
    the solar system                                      the solar system

				
DOCUMENT INFO
Shared By:
Categories:
Stats:
views:7
posted:2/23/2011
language:English
pages:15