Answer:
a) are the sources of long-period comets.
This is true, Columbus came to the new world in 1492, and from then on, more people migrated to the new world.
Liquid water is not a mineral
Metamorphic rocks form when rocks are subjected to high heat, high pressure, hot mineral-rich fluids or, more commonly, some combination of these factors. Conditions like these are found deep within the Earth or where tectonic plates meet. In the rock cycle, there are three different types of rocks: sedimentary, igneous, and metamorphic. Sedimentary and igneous rocks began as something other than rock. Sedimentary rocks were originally sediments, which were compacted under high pressure. Hope this helps!
allows the soil to replenish the nutrients that each crop uses and a more nutrient soil will produce a larger crop yield.