<u>Answer:</u>
The three statements that support the idea that South America is a single cultural region are as below:
- In most Latin American countries, the majority of locals speak Spanish.
- The "Mardi Gras tradition" is celebrated with "grand parades" in Brazil, Colombia, Argentina and Uruguay.
- Many people in Argentina, Chile, Peru and Ecuador practice Roman Catholicism.
<u>Explanation:</u>
- Countries like Argentina, Bolivia, Chile, Colombia, Ecuador, Paraguay, Peru, Uruguay, and Venezuela are Spanish speaking countries.
- The festival of El Carnaval is celebrated in most South American countries.
- The tradition of Mardi Gras is a part of El Carnaval. 69% of the total "South American population" practices Roman Catholicism.
Answer:
The pressure at the top of Pikes Peak is much lower (only about 60% that at sea level).
Explanation:
Atmospheric pressure decreases with altitude. The higher a location is in the mountains, the lower the atmospheric pressure will be. Pressure continues to decrease until the boundary with outer space where there is no air pressure at all and the atmosphere officially ends. Mountain climbers that scale the highest peaks in the world must bring oxygen tanks because of the scarcity of air at the roof of the world.
UNIFORMITARIANISM IS DEFINED IN THE AUTHORITATIVE GLOSSARY OF GEOLOGY AS THE FUNDAMENTAL PRINCIPLE THAT GEOLOGIC PROCESSES AND NATURAL LAW.