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Amazon/Amazon Basin
Based on the Amazon and Amazon Basin
Questions | Answers |
---|---|
How long is the Amazon River? | 7000 km |
What type of rainfall does the Amazon environment receive? | Convectional Rainfall |
What interacting processes are there? | Climate, Soils, Vegetation and Relief |
How has the Brazilian Governments perception of the Amazon changed overtime? | It has changed from the government believing the Amazon was unusable as it was unable tobe accessed, to now being accessible in which the government sees it as a way of making money |
What Relief is there? | Peruvian Andes, Guyana Plateau and Brazilian Plateau |
What sort of Vegetation is there? | Selva Rainforests, Savanna Grasslands |
What type of Soils are there? | Varzea Soils and Laterite Soils |
What is the Climate like? | Average daily temperature is 26 degrees Celsius and the average rainfall is 2000 mm |
What type of tributaries come off of the Amazon River? | Black Water Tributaries (Rio Negro), Clear Water Tributaries and White Water Tributaries |
What Fluvial processes are there? | Erosion, Deposition and Transportation |
What Soil processes are there? | Leaching and Weathering |
How were the Andes Mountains formed? | They were formed by the NAZCA tectonic plate and the American tectonic plate colliding, causing the ground above to fold upwards therefore forming the Andes |
What direction does the Amazon River flow? | It flows west to east due to the ancient hard rock of the Brazilian and Guyana Plateaus (remnants of the ancient Gondwanaland) that lay north and south of the Amazon River |
Where does Fluvial Erosion occur? | This occurred in the Andes Mountains, the material being transported and deposited in the Amazon Basin. Weathering at high altitudes also occurred |
Why does the Amazon environment have such a warm climate? | It is a warm climate because of the environment being located 10 degrees and 5 degrees North and South of the equator. |
What are Varzea Soils? | It is alluvial or alluvium found nearest the rivers |
What are Latosol Soils? | Most of the Amazon Basin leached, red coloured due to iron content, when dried out become rocky substance called laterites |
What are Ferrasols? | A type of laterite with bauxite |