input 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????
output answer: Body temperature rises

input question: - The oxygen travels to the lungs through the windpipe - The air sacs in the lungs send the oxygen into the blood stream - The carbon dioxide in the blood stream is transferred to the air sacs - The lungs expel through the nose or mouth back into the environment. What might be the first step of the process????
output answer: You breathe oxygen into your body through the nose or mouth

input question: - There is a lot of pressure on the Sun - The pressure forces atoms of hydrogen to fuse together in nuclear reactions - The energy from the reactions gives off different kinds of light - The light travels to the Earth. What might be the first step of the process????
output answer: The gravity of the sun pulls its mass inward

input question: - 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 - The colder air is then warmed by the floor and the plants. What might be the first step of the process????
output answer:
Sunlight passes through the glass into the greenhouse