Answered on Dec 14, 2017
Earth is the only known planet that could sustain Human life.Conditions which make earth suitable for life are
1>Water (the first form of life on earth took birth in oceans)
2>Suitable temperature(effects like greenhouse helps keep maintaining a favorable temperature on earth.
3>The gasses(all the gasses exists in the correct compositions)
4>Layers of the atmosphere(layers such as lithosphere, stratosphere, exosphere helps in preserving the life on earth).
Forgot your password?