mars- the red planet
TRANSCRIPT
![Page 1: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/1.jpg)
THE RED PLANETPRESENTED BY,SOWMYA SOUNDARAKSHAY
![Page 2: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/2.jpg)
• Mars is the fourth planet from the sun• Second-smallest planet in the Solar System after Mercury
![Page 3: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/3.jpg)
• Romans named it after their god of war – Mars (Ares - Greek)• His festivals were held in March, the month named for him
![Page 4: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/4.jpg)
HOW MARS GOT ITS NAME
• Mars was named by the Romans for their god of war because of its red, bloodlike color.
• Egyptians named it "Her Desher“, meaning "the red one.“
• Ancient Chinese astronomers dubbed it "the fire star.“
• The iron oxide prevalent on its surface gives it a reddish appearance.
![Page 5: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/5.jpg)
OLYMPUS MONS
• The largest volcano and highest known mountain in any planet
• 21.9 Km
![Page 6: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/6.jpg)
MOONS OF MARS
Phobos & Deimos
![Page 7: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/7.jpg)
![Page 8: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/8.jpg)
MOONS OF MARS
• Discovered in 1877 by Asaph Hall• Origin is possibly asteroid capture.• Named after Greek mythology characters Panic and Dread
![Page 9: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/9.jpg)
WATER IN MARS• Liquid water cannot exist on the surface of Mars due to low
atmospheric pressure 6/1000th
• Signs of water once existing in the planet
• Two polar ice caps• If melted, would be sufficient to cover the
entire planetary surface to a depth of 11 meters
![Page 10: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/10.jpg)
![Page 11: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/11.jpg)
ORBIT OF MARS
• Mars is 230 million km away from the sun.• Mars’ solar day (sol) = 24 hours and 39 minutes • Mars revolution = 687 earth days
![Page 12: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/12.jpg)
ATMOSPHERE
• Consists of 95% carbon dioxide, 2% nitrogen, 2% argon and traces of oxygen and water
• Extremely thin atmosphere
![Page 13: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/13.jpg)
![Page 14: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/14.jpg)
• Mass:6.42 x 10^23 kg (10.7% Earth)
![Page 15: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/15.jpg)
INTERIOR
• Core – consists of iron + sulphur, partially fluid
• Mantle – silicate• Crust – 50-125 km thick
![Page 16: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/16.jpg)
• Surface Temperature: -140 to 30 °C
![Page 17: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/17.jpg)
![Page 18: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/18.jpg)
EVIDENCE OF ALIENS IN MARS
![Page 19: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/19.jpg)
MARS EARTHDistance from Sun 141.6 Million Miles 93 Million Miles
Diameter 4222 Miles 7926 Miles
Length of Year 687 Earth Days 365.25 Days
Length of Day 24 hours 37 minutes 23 hours 56 minutes
Gravity .375 that of Earth 2.66 times that of Mars
Temperature Average -81 degrees F Average 57 degrees F
Temperature Range -127 C to 17 C -88 C to 58 C
Number of Moons 2 1
COMPARISON OF EARTH AND MARS
![Page 20: Mars- the red planet](https://reader036.vdocument.in/reader036/viewer/2022070517/58cf39f51a28ab254a8b4b03/html5/thumbnails/20.jpg)