<span>When wind and running water gradually decrease in velocity, the transported sediments are deposited over a period of time, and are sorted by size and density. This is because as the velocity decreases, sediments or rocks will accumulate resulting to variety of sizes and a change in density.</span>
I think this would be the Great Wall of China!
although it's actually thought to be much, much longer: over 5000 miles long, if yoiu include natural defensive barriers used in it.
Greenland is an autonomous country with the Kingdom of Denmark. although Greenland is geographically a part of North America continent, it has been politically and culturally associated with Europe for about a millennium
Answer:
Mineral A is harder than Mineral B
If Mineral A scratches mineral B, it is sharper and harder, because mineral A scratches Mineral B, not Mineral B scratching Mineral A.
The answer is the first option. Hope it helps!