Question

1. what are the three physical regions of south america? 2. what was the first plantation crop that europeans grew on the plain of northeast brazil? 3. what are the three great river systems of south america? 4. what is the worlds tallest waterfall? 5. what are three climates in south america?

Explanation:

1. South America's three main physical regions are the Andes Mountains, the Amazon Basin, and the Brazilian Highlands. The Andes are a long - running mountain range, the Amazon Basin is a large low - lying area with the Amazon River, and the Brazilian Highlands are a large elevated region.
2. Sugar was the first plantation crop that Europeans grew on the plain of northeast Brazil due to its high demand in Europe and suitability to the local climate.
3. The three great river systems of South America are the Amazon River system, the Orinoco River system, and the Paraná River system. The Amazon is the largest in terms of volume, the Orinoco drains a large part of northern South America, and the Paraná flows through southern South America.
4. The world's tallest waterfall is Angel Falls in Venezuela. It has a height of about 979 meters.
5. Three climates in South America are tropical rainforest (in the Amazon region), tropical savanna (in parts of Brazil and Venezuela), and Mediterranean (in parts of Chile).

Answer:

1. Andes Mountains, Amazon Basin, Brazilian Highlands
2. Sugar
3. Amazon River system, Orinoco River system, Paraná River system
4. Angel Falls
5. Tropical rainforest, tropical savanna, Mediterranean