Rey conducted an experiment to see how much water four different materials could absorb. He dipped each material into a beaker of water for one minute. The results are shown in the setup description below. Which material is most suitable for making a raincoat?
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Worked Solution
Step 1: A raincoat must keep the user dry, so the material must be waterproof (absorb no water).
Step 2: Material D absorbed 0ml of water, making it waterproof.
Correct answer: Material D
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