Answer: the amount of silica minerals in granite
Explanation:
Usually, 70-77 percent silica, 11-13 percent alumina, 3-5 percent potassium oxide, 3-5 percent soda, 1 percent lime, 2-3 percent total iron, and less than 1 percent magnesia and titania are the chemical composition of granite. Rhyolite is another kind of volcanic rock with a similar or equivalent chemical composition and mineralogy. Due to high precense of silica the color of granite appears lighter.
Answer:
C. Pioneer species in primary succession only grow in aquatic environments, while pioneer species in secondary succession only grow on land.
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The answer should be a mixture in which the substances are evenly spread out in biology terms.
4.6 million years ago the earth had less green house gasses so the atmosphere was cooler rather than hotter.
Native shellfish populations have dramatically decreased as they are outcompeted by the crabs, causing a decrease in biodiversity.