<span>There are three main types of mountains. Volcanic, Fold, and Block</span>
The roots of the human civilizations are mostly associated with the Asian continent because most of the early civilizations developed here, like the Sumerians, Persians, Phoenicians, Babylonians, Chinese, Hindus. These civilizations, especially the ones from the southwestern part of Asia, played a key role in the development of the civilizations along the Mediterranean in Europe, since they were borrowing culture, alphabet, math, lots of inventions, mythology etc. After their cultural traits were accepted in Europe, they started to spread around even more, and gave the basis for the development of lots of other civilizations.
Scientists<span> can tell by observing the seismic waves that are recorded all over the surface of the </span>earth<span> from distant earthquakes. The seismic waves are reflected (bounced off) </span>layers<span> of different density, and they are refracted (bent) when they enter </span>layers<span> of different density.</span>
The closest is 25 percent
Answer:Central Asia's main physical features are highlands, deserts, and steppes
Explanation: