-  Solar radiation reaches Earth's atmosphere - Some is reflected back into space - The rest of the energy is absorbed by land and oceans, heating the Earth - Heat radiates from Earth to space - Some of this heat is trapped by greenhouse gases in the atmosphere - Human activities such as burning fuel are increasing the amount of greenhouses gases - This causes more heat radiation to stay trapped in our atmosphere  What might be the last step of the process?
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Answer: The Earth's temperature rises


-  A large rocky area is formed - The rocky area has a higher elevation than the surrounding areas - Water from precipitation falls in the area - The water forms a stream - The stream flows towards lower elevation - The stream becomes a river - The river continues to flow along the same path for a long time - The river erodes the rocky area that it touches  What might be the last step of the process?
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Answer: The eroded area cuts deeply into the rock.


-  The liver takes in blood from the rest of the body - The liver uses enzymes to clean the blood - The cleaned blood is expelled - The liver creates bile from the items filtered - The liver takes energy and stores it as glycogen  What might be the last step of the process?
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Answer: