Answer:
:)
Explanation:
Working slowly over many years, groundwater travels along small cracks. The water dissolves and carries away the solid rock. This gradually enlarges the cracks.
<span>one way is.... many skeletons of dead animals melted together and formed the coral reef. another is ..... volcanic eruption.</span>
Density, because the core is made of metals like iron and nickel
I think the answer is D) Medicine.
Hope this helps!
Sediments are typically laid down in layers, or strata, usually in a body of water. On the seafloor, sediments are thinnest near spreading centers (young seafloor) and thicker away from the ridge, where the seafloor is older and has more time to accumulate. Sediments are also much thickest near continents.
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