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True or False: When an air conditioner or a refrigerator cools the air, there is no reaction in the air molecules. Thus, the change in temperature is a chemical change.

The Fact

In Earth’s solar system, Mars stands out with its red coloring, which is due to the fact that much of its surface contains iron oxide (a.k.a. rust).

Now, if people could learn and understand how the banking system works, the revolution would have come much earlier tomorrow!