input question: - Through erosion, the stream cuts into the soil and bedrock - Through continuous erosion, a deep gash is cut through - After many years the river may dry up - A dry ravine is left - What might be the first step of the process????
output answer: A stream or river must occur

- Is exposed to air - A chemical reaction occurs - The iron starts to oxidize - The iron starts to rust. What might be the first step of the process?
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Answer: Iron is exposed to oxygen

Q: - The coal is transported either by train or truck to power station - The coal is burned in a furnace - Water is turned into steam in the boiler - The steam is cooled in cooling towers - The steam turns the turbines - The generator makes electricity - The electricity is sent through transformers. What might be the first step of the process?
A: Coal is harvested from a coal mine

Question: - The fertilized egg, now a zygote, travels to the uterus - The zygote implants in the uterus - The zygote becomes an embryo - The embryo becomes a fetus - The fetus grows for approximately 9 months - The woman gives birth to a baby - The baby grows into a child - The child becomes an adult - The adult mates with another adult - What might be the first step of the process?
Answer: A sperm and egg meet inside a woman's fallopian tube

[Q]: - 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?
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[A]: Human industry produces chemical compounds

Problem: Given the question: - Food begins to be processed by the digestive system - The pancreas releases enzymes to aid digestion - Digested food affects the amount of sugar in the blood - The pancreas releases one hormone to lower the blood sugar (glucose) level - The pancreas releases another hormone to raisethe blood sugar (glucose) level. What might be the first step of the process?
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The answer is:
Food enters the body