The inner core consist of only iron and nickel and it is so hot (9,000 degrees F.) that it gets hardened, however the outer core is liquid iron and nickel because cannot harden because there is too much pressure. Hope it helps! Merry Christmas!!!
To flee political unrest and to get to the U.S.A
Answer:
(opportunity cost) A comparative advantage is the ability of a country to produce a particular good or service at a lower opportunity cost than another country.
Explanation:
The ability of producing a product or a service at a reduced cost of production than that of the competitors is referred to be an absolute advantage. The ability of producing a product or a service at low opportunity cost than that of the competitors is referred to be Comparative advantage. When a product is produced in an efficient manner than a competitor which is at a reduced it is an absolute advantage. Comparative advantage means that, instead of producing some other goods at some costs, a particular good can be produced at a lower cost. This is also termed as an opportunity cost.
hope this helped!