A fast-moving river
carries rocks
downstream

Why don't all places on earth receive the same amount of direct sunlight at the same place?

Northeastern china, north korea, northern japan containing coniferous forests, temperate grasslands, and agriculture, are all part of what climate zone? a. tropical desertb. desertc. humid subtropicald. humid continental

According to the earth science reference tables, during which geologic time period were the continents of north america,south america, and africa closest together?