راغب السرجانى

الثلاثاء، 6 يوليو 2010

discovery of a cave Sri mysterious planet Mar



WASHINGTON: A team consisting of 16 students, Department of Science Faculty of "Iifaragrin Middle" in the state of California, USA, to the discovery of a cave Sri mysterious planet Mars, as part of their study to analyze the images taken by spacecraft of an agency, "NASA."

Results of the analysis reached by the seventh grade students with the college was similar study conducted by Glenn Joshinj world U.S. Geological Survey in 2007, and has pointed to the existence of holes on the surface of Mars is likely to be the caves.

The explanations Joshinj that these caves are basically volcanic craters, formed as a result of volcanic activity witnessed by the planet in one of the geological ages before there is a lull of the eruption, as provided for under the "Arab News Agency astronomy and space."

And led the lava to a process of carving a strong rocky surface of the red planet, leaving the so-called "tunnels or lava tubes."

Temperature then subsided craters and thick roof faded from the rock, that parts of it began in the fall to the interior and formed slots. Geologists were unable to identify the types of materials or sedimentary rocks that buried within these caves to be exact.

According to estimates "Joshinj" view up slot nozzle to about 520 620 feet, a depth of not less than 380 feet.

The presence of caves on Mars would offer the best haven for various forms of life, because it will provide protection from radiation on the surface of the planet and other factors as well.

The agency "NASA" had announced last year to discover seven caves on Mars, said that as the surfaces are cooler than the surrounding surface in the day and warmer during the night. She noted that the thermal situation is not static like caves on the surface of the earth, which mostly retains temperature, but it is consistent with these being deep holes in the ground.

The U.S. space agency, "NASA" intends to take a trip in 2016 to explore more information about the planet Mars, understanding of atmospheric constituents, in particular measuring the proportion of methane.

Has announced "NASA" that the main objective of this task is to draw a map of the gases in the atmosphere of Mars, and the distinction between chemical concentrations for each of these gases, especially methane, which was discovered on the surface of the Red Planet in 2003, resulting from biological activity.


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