THE PLANET MARS - PowerPoint PPT Presentation

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THE PLANET MARS
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THE PLANET MARS

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  1. WHAT WE KNOW ABOUT MARS THE PLANET MARS

  2. Mars is like Earth because it has: clouds, ice at north pole, valleys mountains & volcanoes and because a day on Mars is 24 hours and 39 minutes It has a summer and winter. THE PLANET MARS

  3. THE PLANET MARS • Mars has very big dust storms. • These storms can areas from 320 km to 3,000 km • Sometimes they cover ALL THE PLANET!

  4. Its GRAVITY is only 38% of the Earth’s gravity. A 100 kg person would only weigh 62 kg on Mars. THE PLANET MARS

  5. MARS’ TWO MOONS: DEIMOS AND PHOBOS DEIMOS: 27 km across PHOBOS: 15 km across

  6. Mars has three things necessary for life as we know it: • carbon, hydrogen, oxygen and nitrogen • sunlight and heat inside the planet • liquid water THE PLANET MARS

  7. THE MARS MISSIONS MARS PATHFINDER – JULY 1997 MARS GLOBAL SURVEYOR - 1996 MARS ODYSSEY PROBE – OCT 2001 SPIRIT ROVER – Jan 2004

  8. SOJOURNER ROVER • This probe found evidence of water and HAEMETITE: a rock only found in or near water. • Both Sojourner Rover and Opportunity Rover are still working on Mars!

  9. MARS PATHFINDER • Pathfinder & Rover sent over 17,000 photos to Earth. From these probes we now know that: • Mars was warm with liquid water on its surface millions of years ago. • At that time Mars had a thicker atmosphere. • MARS ROVER LANDING ON MARS