input: Please answer the following: - Oxygen enters the body through the mouth or nose - The oxygen travels into the lungs - The oxygen binds to hemoglobin proteins within erythrocytes (red blood cells) - The erythrocytes are pumped through the body by the heart What might be the last step of the process?
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output: All cells receive the oxygen.
Please answer this: - Ice forms inside a cloud - Ice inside the cloud bumps around and causes electrostatic charges - The cloud becomes a thundercloud - Electrostatic energy builds and forms a strong negative charge - Positive energy is attracted to the negative energy in the cloud - This positive energy gathers on the ground What might be the last step of the process?
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Answer: The positive energy connects with the negative energy and forms lightning.
Problem: - People breathe and expel carbon dioxide - Engines produce carbon dioxide - Living things produce waste - Waste decomposes - Decomposition produces methane - Water evaporates - Water vapor joins the atmosphere What might be the last step of the process?

A: Carbon dioxide, water vapor and methane are greenhouse gases
Problem: Given the question: - Water comes through a filter - The filter has small pores to catch pollutants - The filter will catch chlorine, heavy metals, and other chemicals - The filter allows water and mineral ions like fluoride to pass through What might be the last step of the process?
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The answer is:
The water on the other side of the filter is much cleaner
input question: - Your thermostat senses that the room temperature has fallen below your thermostat setting - Your thermostat sends a signal to your heating system to provide heat for your home - When your oil burner is engaged, heating oil travels from the tank to the burner by way of a pump - Here the oil becomes a fine mist mixed with air - The fuel/air mixture is then injected into the burner where it is ignited in the combustion chamber What might be the last step of the process????
output answer: The warm air is disbursed through vents, hot water through baseboards, or by steam radiators
input question: - Dirty dishes are rinsed - Placed into the dishwasher - A detergent is added to the detergent dispenser - The dishwasher is closed - The power is turned on What might be the last step of the process????
output answer:
In about 1.5-2 hours, the dishes are clean