Stan performed an experiment to test the hardness of four materials by scratching them against each other. Based on the results in the table, which material is the SOFTEST?
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Worked Solution
Step 1: Hardness is the ability of a material to resist being scratched.
Step 2: A softer material will have scratches when rubbed against a harder one.
Step 3: Material Y has the most 'Yes' entries for scratches, making it the softest.
Correct answer: Material Y
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