Well the answer is tropics are hot . when its hot , hot air rises . The poles are cold. when its cold, the air sinks.The <span>Coriolis effect of the earth's rotation, perhaps that the air rising between the tropics would move to the poles before sinking but since it spins to the right in the northern hemisphere ,and to the left in the southern, it forms those two belts of high pressures at roughly the latitudes 30 N and 30 S as described in the image from Venkata, here above. Which in this case it forms the Hadley cell. </span>
In economics, "natural resources" not created by people are called land.
The tools we use to create goods are called capital.
<u>EXPLANATION:</u>
In economics, natural resources not created by people in the factors of production are "land, labor, and the capital".
Out of these factors of production, land and labor are two things that not created by people. These two resources are utilized in the production process to create output, i.e "finished goods and services".
Land refers to the geographic area or territory which is all the gift of nature and is not created by human effort.
Labor refers to the individuals who utilize their skills, abilities, and efforts to manufacture or utilize the capital in the production of those goods and services.
Capital refers to the equipment, technology, factories, and tools which are used in the production and manufacturing of "goods and services". Hence, these are the factor of production.