Grinding quartz crystals down to produce sand is an example of a

2 answers:

6 0

The answer is D because the chemical makeup has not changed. It is still the same quartz just looks different.

Hope that helps! God bless!

nikitadnepr [17]3 years ago

5 0

Grinding quartz crystals down to produce sand is an example of a physical change. Correct answer: D Physical change is a change of the form of a chemical substance, but not its chemical composition. And this is exactly what grinding quartz crystals is. A physical change differs from a chemical change in that new substances are formed.

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