Does Mars have extinct volcanoes? Features of Mars: Mars is a terrestrial planet that is about half the size of Earth. It is extremely cold, with an average temperature of about -80 degrees Fahrenheit. Scientists have learned much about its rocky surface since spacecraft first landed on it ...
At first sight the planet Mars(火星) does not appear very welcoming to any kind of life.It has very little oxygen and water, the temperature at night is below 50 degrees and winds of 100 miles (161 kilometers) per hour cause severe dust storms. However, the surface of the planet seems...
In fact, in some ways the Mars may have been similar to the earth, where life exists. Some people believe that the Mars could support life in the future if the right conditions were produced. The first step would be to warm the planet using certain gases which trap the sun’s heat in...
In fact, in some ways the Mars may have been similar to the Earth,where life exists.Some people believe that the Mars could support life in the future if the right conditions were produced. Thefrst step would be to warm the planet using certain gases which trap the Sun's heat in the...
would be to warm the planet using certain gases which trap the Sun’s heat in the planet’s atmosphere. With warmth, water and carbon dioxide, simple plants could begin to grow. These plants could slowly make the Mars fit to live on. It is judged that the whole process might take ...
Does Mars have a magnetosphere? Are there satellites in the thermosphere? What does the magnetosphere attract? Is the Earths core responsible for the magnetosphere? Does the Earth's magnetosphere extend to the moon? How does the thermosphere protect the Earth?
C.the Mars may be able to support life in the futureD.conditions may have been similar to those on the Earth2. There could be life on the Mars in the future if ___.A.it supported life in the pastB.certain gases are used to cool the planetC.the atmosphere can be heated enough...
Scientists believe that Mars was once much wetter that it is now . Does this mean there could have been living things on Mars ? Scientists are not sure , but there has been no sign so far .【小题1】It is the on the earth that makes life possible . A. temperature B. water C. ...
In fact,in some ways Mars may have been similar to Earth,where life exists. Some people believe that Mars could support life in the future if right conditions were produced. The first step would be to warm the planet using certain gases which trap the sun's heat in the planet's ...
Does Mars have an ozone layer? Does Ceres have moons? What planets have a magnetosphere? Is Venus the hottest planet in the solar system? Is there life on planet Venus? Is Venus the planet of love? Is Venus a star or a planet? Is Earth inside the sun's magnetosphere? Is Venus the ...