A student drops some metal paper clips in a box of sand. The student uses a magnet to separate the metal paper clips from the sand. The reason this works is that the sand and paper clips together are . A) a mixture B) an element C) a compound D) a substance

The answer is mixture.

Step-by-step explanation:

A mixture is a material that consists of two or more different physically combined substances; in this scenario the things are paper clips and sand.

Here, the student uses a magnet to separate the metal paper clips from the sand. So, here sand and paper clips together are a mixture.

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