AP psychology How did Ernst weber contribute to psychology? I found that he did the Two point threshold and the just noticeable difference but how is it connected to psychology?

Compare and contrast the environmental consequences of reliance on coal with reliance on petroleum.

The biome pictured above is found in areas such as kenya and south africa. the land is grass-covered with very few trees and gazelles and other grazers are common here. why does this biome have a low population of trees? a) large grazing animals destroy the trees. b) it is a deforested rainforest with poor soil. c) it has high temperatures and low precipitation. d) it has a long rainy season followed by flooding.

Which concept can be confused with correlation