Suppose you have a mixture of sand, marbles, sawdust, and blocks of wood. You can separate these four things with a window screen, a bucket, and water. This will take three steps. The screen is used in the first step. The bucket and water is used in the second and third steps. Describe the three steps. Tell which properties of the materials made it possible to separate the mixture.
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Suppose you have a mixture of sand, marbles, sawdust, and blocks of wood. You can separate these fou...
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