Problem: Given the question: -  Water gets into cracks in rocks - The water freezes into ice - The cracks expand - Over time the rocks split  What might be the last step of the process?
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The answer is:
The rocks are now in smaller pieces.
input question: -  Bacteria enters the body - Bloodstream - Cells in the body are attacked - Cells are killed  What might be the last step of the process????
output answer: Different kinds of sickness are formed.
-  Sunlight passes through the glass into the greenhouse - The plants and floor absorb the the sunlight - The absorbed sunlight is converted to heat - The heat cannot escape the glass - The heat is trapped in the greenhouse - The hot air rises - The colder air at the top is pushed to the bottom  What might be the last step of the process?
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Answer: The colder air is then warmed by the floor and the plants.
Q: -  An isotope has too many protons - The isotope is unstable - The isotope emits radiation - The isotope decays - The isotope loses some atomic particles - The isotope turns into a different element  What might be the last step of the process?
A: The isotope is finished decaying and emitting radiation.
Question: -  Coal is burned in a boiler - Steam is produced under pressure - Flows into a turbine - The turbine spins  What might be the last step of the process?
Answer: Creates electricity.
Please answer this: -  Acid rain makes waters acidic - Causes them to absorb aluminum from soil - The water runs off from the soil into lakes, streams, etc - Fish and their eggs die - Frogs and plants die - Insects and other wildlife die  What might be the last step of the process?
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Answer:
The ecosystem is out of balance, causing further problems