I would say that the Rocky Mts were the youngest of all these mountain ranges as they were created between 80-55 million years ago during the Laramide Orogeny and also they are generally much taller than the other mountain ranges mentioned here which is a characteristic of young mountain ranges and their features are sharper as they haven't been eroded the way most of these others have so have been subject to erosion for less time than the others.
The prime meridian is 0 degrees longitude. As you go east from the prime meridian, the longitude increases to 180 degrees. As you go west from the prime meridian longitude increases to 180 degrees.
We can deduce here that the arrow on the map that points to an air mass moving toward a cold front is: H 1029 - 1018
<h3>What is cold front?</h3>
Cold front actually refers to the boundary that shows a mass of cold air advancing. It goes towards the sector of a low-pressure.
We see that the arrow that is moving from the region of high pressure to the region of low pressure and has blue lines is the answer.
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Answer:
D
Explanation:
Population of North America: 579 million
Population of South America: 422.5 million
Combined = 1.1 billion
The answer it D. Bauxite ore is sold and turned to aluminium
