Explanation:
The early migrants firstly settled in America and came across Bering Straight .
Due to these diverse population , they scattered .
And the Natives developed by hunting , gathering , fishing . and started farming , and stayed at one place .
But before the appearance of the Columbian population , North America were having around 16 million Indians .
And
Thereafter , the population of Indians reduces due to the loss of battles against the spread of the White civilizations .
<h2>Answer: False</h2>
The longest river in the world in is the Amazon, located in South America, with a length of 6800 kilometers, compared to 6695 of the Nile River.
It is understandable that for a long time it was believed that it was the Nile. However, a few years ago the Brazilian Institute of Geography and Statistics published an investigation claiming that the Amazon is the longest river in the world.
On the other hand, the Sahara Desert itself is the largest (warm) desert in the world, <u>but</u> the Antartic Desert occupies the first place with an area of 
compared to 
of the Sahara.
Taking into account that the definition of desert is a place with very little or no rainfall in the year.
<h2>Therefore this is false.</h2>
Answer:
20 countries
Explanation:
The Spanish is one of the most spoken languages in the world. The main reason behind this is the influence the Spanish had in the Americas when they colonized very big portions of the two continents.
This language originates in Spain and spread out in the '' Age of Discoveries''. It is a language to belongs to the Romance languages, together with the likes of the Italian, Romanian, French, and Portuguese, and it is part of the Indo-European language family.
There are 20 countries in the world where the Spanish is an official or national language at the moment, those countries being Spain, Mexico, Colombia, Argentina, Peru, Ecuador, Bolivia, Venezuela, Chile, Paraguay, Uruguay, Cuba, Guatemala, Dominican Republic, Honduras, El Salvador, Nicaragua, Panama, Costa Rica, and Equatorial Guinea. Pureto Rico also has the Spanish as official language, but it is not a sovereign country.
Answer:
When the magma, a molten rock flows as lava at the planet's surface, the surface gets cooled after a long, this whole process cause formation of some kinds of minerals on that surface.
Explanation:
Magma and Lava both are types of molten rock. The underground molten rock is called magma while the exploded molten rock on surface is known as lava. When these rocks cools down they get solidified and form crystal rock structure. Cooled magma is called plutonic igneous rock and cooled lava is called volcanic igneous rock. These rock crystals are of different sizes and consist several minerals such as Silicon(Si), Sodium (Na), Potassium (K), Aluminium (Al), Iron(Fe), Magnesium(Mg), Calcium(Ca). Some rocks that forms minerals consist high amount of iron. The amount of minerals and elements in every rock can very depending on shape and size.
