Answer:
The opal is the National Gemstone of Australia. The opal is almost exclusively located within Cretaceous sedimentary rocks of the Great Artesian Basin, Intense weathering resulted in extensive silicification at relatively shallow levels within the Tertiary regolith.
Animals eat grass because it would help them with their health
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Answer: Thanks to Muslim businessmen and scholars, Islam was first spread to West Africa in a steady and peaceful manner.
The initial Sahara crossings were done in stages.
Goods passed via a network of Muslim vendors before being purchased by non-Muslims at the route's southernmost end.
Explanation:
I hope that help!
Urbanization is moving from a rural area to a city, So, one way it could have affected the country is a bunch of people moving to cities from rural areas. More then two million people were moving from their rural areas to the cities.
