[Q]: -  Water seeps into rocks - The water freezes and thaws - Cracks form in the rocks - Cracks also form when rocks heat up  What might be the last step of the process?
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[A]: The rocks slowly break down.


[Q]: -  You inhale - Your diaphragm moves down - Your lungs have more room - Your lungs fill with air - You exhale - Your diaphragm moves back up - Carbon dioxide is exhaled  What might be the last step of the process?
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[A]: You start the process over again.


[Q]: -  Sediment becomes loose from the rest of the soil - The sediment rolls down hill towards a river - The heavy items sink to the bottom - The lighter items float on the top and in convection cycles - As the river flows the sediment is moved - The sediment gets dumped through tributaries into lakes and the ocean  What might be the last step of the process?
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[A]: The sediment keeps moving around the world in convection currents.


[Q]: -  Green is a color that gathers sunlight easily - Sunlight is gathered by the leaves of the plant - The sunlight is broken down into glucose through photosynthesis - The glucose travels the plant  What might be the last step of the process?
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[A]:
The plant uses that glucose as energy to grow.