The correct answer is - Cartography.
Cartography is the sub-discipline of geography that as a main focus has the creation of maps (of various sizes) and globes. People have been developing cartography for over 2,000 years, and over time they managed to slowly improve it, both with the bigger knowledge of the world and with the advancements in technology. For most of the history of the cartography, the maps were made on hand, but in the past few decades it made a huge leap forward with the usage of computer programs, which is much quicker, easier, and more precise.
The U.S economy produce 20% of the world's output
Tornado activity is monitored mostly by the
<span>Storm Prediction Center and the National Climatic Data Center.
Hope that helps!</span>
Answer:
The color is considered dark if the rock appears as a dark gray to black (pyroxenes, the amphibole Hornblende, the mostly Ca-plagioclases near Anorthite, and Biotite mica. Density is a property that is proportional to the composition of the rock. The higher the amount of silica (felsic) the less dense the rock will be.
Explanation:
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