Sediment is eroded on both sides of the groin.
Answer: Option A
<u>Explanation:</u>
While building a dam, sediments which are the small particles of the rocks that have been eroded, they are present on both sides of the dam and they get eroded even more.
Water coming from the coast is the reason why the rocks erode away and form sediments on both the sides of the rock and sometimes also leads to problems like soil erosion harming that particular piece of land for cultivation and for agriculture purposes because of loosing of fertility of that land.
Supposed the moon rock should be 10.5 billing years old
Metallic minerals become concentrated in liquid magma due to igneous, hydrothermal processes.
When magma forms first, it cools down and sink. The minerals concentrate at the top forming hydrothermal fluid.
The answer would be B
Hope that helps
Answer
not sure but hope u find a answer
Explanation: