What is the missing first step of the following process: - Makes water acidic - Kills fish - Kills the soils in trees - Leaves are also harmed.
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Answer: Acid rain enters the atmosphere and lands

What is the missing first step of the following process: - The earth changes energy from the sun into heat - Heat rises from the ground - Greenhouse gas molecules in the atmosphere prevent the heat from going into space - The temperature of the earth increases - The temperature continues to rise and melts the polar ice caps - The temperature rises even faster.
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Answer: Greenhouse gases are released into the air by human activities

What is the missing first step of the following process: - A larvae matures inside of the egg - The caterpillar hatches from the egg - The caterpillar eats and grows - The caterpillar spins a coccoon around itself and forms into a pupa - The butterfly forms inside of the coccoon - The mature butterfly emerges from the coccoon - The butterfly mates - The female butterfly lays eggs.
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Answer:
A butterfly lays an egg