Please answer this: -  The water freezes and thaws - Cracks form in the rocks - Cracks also form when rocks heat up - The rocks slowly break down.  What might be the first step of the process?
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Answer: Water seeps into rocks


Please answer this: -  Some is reflected back into space - The rest of the energy is absorbed by land and oceans, heating the Earth - Heat radiates from Earth to space - Some of this heat is trapped by greenhouse gases in the atmosphere - Human activities such as burning fuel are increasing the amount of greenhouses gases - This causes more heat radiation to stay trapped in our atmosphere - The Earth's temperature rises -   What might be the first step of the process?
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Answer: Solar radiation reaches Earth's atmosphere


Please answer this: -  The animals living in the forest have fewer places to hide - Predators can now find their prey eaiser - Birds will fly away from the area - Waters warm up which hurts the fish swimming in them.  What might be the first step of the process?
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Answer: