Question 5 What favorable characteristics does the atmosphere provide that enables life to thrive on Earth?

The atmosphere Contains oxygen which helps life thrive on Earth, it also helps to stabilize temperature.

Explanation: Animals needs oxygen to survive, the atmosphere contains about 22% of oxygen and also some amount of carbon dioxide which are also essential for plant growth.

The atmosphere serves as an earth-shield against ultraviolet rays, it helps minimize the amount of deadly rays that hit the earth surface. This also helps to stabilize the temperature of the earth to some extent.

All these, provided by the atmosphere helps life thrive on Earth.

The atmosphere is held in place by gravity and rises 600 kilometers above Earth into space.

Explanation:

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he forelimbs below belong to four species that descended in a direct line from the ancestral mammal shown above. of the four descendants shown, which species most likely appeared earliest in evolutionary history?