It is the third choice.
The first one is a single replacement
The second one it a decomposition
The last one is combustion
Answer:
Minerals and rocks are the same. Aggregates of minerals form rocks. Minerals determine the texture of a rock. Most rocks are made of a single mineral type.
Explanation:
The answer is A. Many compounds are comprised of very different elements. For example, Sodium is a highly reactive group 1 solid metal that combusts when in contact with water, and Chlorine is a reactive group 17 gas that is used in the treatment of pool water; however, when you put them together, you get quite a common, non-toxic food additive: salt. Elements and compounds can sometimes resemble each other, but it certainly isn’t uncommon to see large differences between the two.
The correct answer is C. Because sunlight hits the Earth's surface at a greater angle near the equator.
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