Problem: - The aluminum is collected - Taken to a treatment plant - The aluminum is sorted and cleaned ready for reprocessing - The aluminum is re-melted - Turned into molten aluminum - The aluminum is made into large blocks called ingots - The ingots are sent to mills to be rolled out - The rolled out product is made into new aluminum products. What might be the first step of the process?

A: The consumer throws aluminum cans and foil into a recycle bin

Problem: - Egg is produced after fertilziation - Mother sits on egg until it hatches - Bird Hatches - Grows up - Flee the next - Starts family - Dies. What might be the first step of the process?

A: Two birds meet each other

Problem: - The sediments become glued together - The glued together parts become hard like cement - The sediment becomes a big rock - The rocks erode slowly - The rocks come apart - The rocks become smaller rocks - The rocks continue to erode into smaller rocks - The process starts again. What might be the first step of the process?

A: Minerals fill spaces between bits of sediment

Problem: - The glucose and oxygen create carbon dioxide - The cells release energy - The cells don't have enough oxygen to repeat this - The cells obtain more oxygen from the air - The cells repeat this process. What might be the first step of the process?

A:
Cells obtain glucose and oxygen