Mercury Closest to the sun Covered in craters No atmosphere No moons Smallest planet Rocky planet.
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Transcript of Mercury Closest to the sun Covered in craters No atmosphere No moons Smallest planet Rocky planet.
VENUS
• Same size as Earth• Has thick clouds• Hot temperatures due to Greenhouse
Effect.• Lots of Acid Rain• Nicknames: earths twin, Goddess of
Love, Witch Star, Evening and morning star.
• No moons• Rocky planet
Earth
•Has liquid water•Contains life • Rotation on its axis is 24
hours.
• Revolution around the sun is 365.25 days
EARTH
• The earth is 93 million miles from the sun.
• Has 1 moon• Rocky Planet
• The earth is 243,000 miles from the moon.
Moon•A natural satellite orbits a planet. •Opaque: does NOT produce light but reflects light.
•Takes about a month to orbit earth.
•Has 8 phases
Mars•Known as the Red Planet•Largest volcano in solar system (called: Mount Olympus Mons)
•Has LOTS of volcanoes•(Has two moons: Phobos, Deimos)
•Rocky planet
Neptune•Blue color•High winds, storms•13 moons•Has rings•The GREAT DARK SPOT- giant storm•Gas planet
PLUTO•Was a planet•Considered a rocky Dwarf Planet
•Changes revolution places with Neptune.
•Has 3 moons
INNER PLANETS
• Also called TERRESTRIAL PLANETS
• Mostly solid rocky bodies (Mercury, Venus, Earth, Mars)
ASTEROID BELT
•LOCATED between Inner and Outer Planets (between Mars and Jupiter)
•Made of rocks smaller than planets
OUTER PLANETS
• LOCATED OUTSIDE THE ASTEROID BELT
• CALLED GAS GIANTS (Jupiter, Saturn, Uranus, Neptune)
Our Sun, the Star
A medium size…gaseous body made up of hydrogen & helium emits energyLuminous: produces it’s own light.
Meteoroid: Rocks orbiting in space
Meteor: a rock that enters the earth’s atmosphere
Meteorite: when a rock strikes the earths surface.
ASTEROIDS: A small rocky object, orbits a planet usually found in the Asteroid Belt.
COMETS: made up of ice and dust particles, has a tail, and circles a star in an elliptical orbit.