Question: - The brain tells blood vessels to dilate - The sweat glands become active - Moisture is released from the pores - The moisture evaporates - The evaporation causes cooling. What might be the first step of the process?
Answer: Body temperature rises

Question: - Chemical compounds rise into the air - Chemical compounds mix with elements in clouds - The affected rain falls to the earth - The affected rain can harm natural and man-made objects because of its acidic content. What might be the first step of the process?
Answer: Human industry produces chemical compounds

Question: - They are buried under layers of soil - Pressure builds over time - The remains liquefy - The carbon atoms rearrange to become a new substance. What might be the first step of the process?
Answer:
Plants and animals long ago died