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Earth's systems
Earths systems
| Question | Answer |
|---|---|
| Set of layers of gasses surrounding Earth or another planet. | atmosphere. |
| The solid portion of Earth, including the crust and upper mantle of Earth. | Geosphere. |
| The part of Earths crust, water, and atmosphere that supports life. | Biosphere |
| All the waters on Earths surface, such as lakes and seas, sometimes including water over Earths surface, such as clouds | Hydrosphere |
| About __ % of the water is salt water found in our oceans | 97% |
| about __% of the water on earth is freshwater found in glaciers, ice caps, groundwater, lakes, and rivers. Less than 1% of drinking water on Earth is potable/safe to drink. | 3% |