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Earth's Systems
| Question | Answer |
|---|---|
| About how much water on Earth is salt water | 97% |
| Air pollution emitted from the factories manufacturing goods | Industry |
| When volcanos erupt, lava kills plants and animals in the area ash and gases are introduced into the air. What spheres are intercting? | Geosphere, biosphere atmosphere |
| Ocean waves eroding land along the coastline is an example of which spheres interacting? | Hydrosphere, geosphere |
| 3% is what type of water | Fresh water |
| vehicles used for transportation emitting pollutants into the atmposphere. | Everyday life |
| pesticides/ fertilizers contaminating ground water, machines harvesting crops | Agriculture |