Awooden block each is placed on a wooden table and a wooden ramp, as shown. the blocks are identical in all respects. ten gram weights are added to the pans. the block placed on the ramp begins to move first. which statement explains this observation

well, that's easy; the answer's c, "it reduces contamination of the water and substrate of the estuary."

igneous rocks which formed by the crystallization of magma at the surface of the earth called extrusive rocks. they are characterized by fine-grained textures because the rapid cooling at or near the surface did not provide enough time for large crystals to grow.