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Blocks most of the sun’s ultraviolet radiation (UV) and keeps our planet’s average surface temperature to about 15° Celsius.
Atmosphere
Hydrosphere is the total amount of water in the planet. Hydrosphere covers approximately ________ percent of the earth.
70%
The atmosphere has a layered structure. From the ground toward the sky, the layers are:
troposphere, stratosphere, mesosphere, thermosphere, and exosphere.
Hydrosphere is ______
The water on the surface of the Earth in oceans, rivers, lakes, rain and mist.
