What is dirt, what’s it made of and how it forms?

Question

What is dirt, what’s it made of and how it forms?

In: 4

Answer 1

Minerals from the rain, animal faeces, dead bugs, dead animals, plant matter (like leaves, roots, seeds, fruit, bark, trees) sand, terrestrial and space dust, carbon, rock, metal ores and most likely human pollution. Plus anything else natural that is carried by the wind, rain, human or animal traffic.