Please answer this: - Iron is exposed to oxygen - Is exposed to air - A chemical reaction occurs - The iron starts to oxidize What might be the last step of the process?
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Answer: The iron starts to rust.
Problem: - A mine is excavated in the side of a mountain - Miners enter the mine - Miners remove the coal from the mine - The coal is placed into carts or on a conveyor belt - The coal is moved up to the surface - The coal is loaded onto a truck What might be the last step of the process?

A: The truck takes the coal to a power station.
Problem: Given the question: - The diaphragm contracts - The lungs expand - Air is pulled from outside the body, into the lungs - The membranes in the lungs collect oxygen molecules - Oxygen is transferred to red blood cells What might be the last step of the process?
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The answer is:
Red blood cells distribute oxygen throughout the body
input question: - A man and woman mate - Embryo is C - Embryo grows and develops into a fetus inside the woman's womb - The fetus is born - Begins to grow and develop through infancy and childhood - In the teenage years the human experiences puberty - Reaches sexual maturity - At 18 the human becomes an adult What might be the last step of the process????
output answer: Adult may procreate continuing the cycle.
- The air is cold - Water is in the air - The water forms tiny ice crystals - The ice crystals collide with each other - The ice crystals stick to each other - The ice crystals get bigger as more of them stick together - The ice crystals get too heavy to be in the air - The ice crystals become snowflakes What might be the last step of the process?
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Answer: The snow flakes fall to the ground as snow.
Q: - You breathe in - Air goes through all the little branches in your lungs to fill up the air sacs, or alveoli - Oxygen goes through the walls of the alveoli and into the capillaries - The oxygen goes into the bloodstream - Oxygen is left and carbon dioxide is picked up What might be the last step of the process?
A:
You breathe it out through your lungs