Unit 3: Earth systems and resources
500 possible mastery points
About this unitThis unit explores Earth systems and resources that support life. Learn about plate tectonics, soil formation and erosion, soil composition and properties, earth's atmosphere, global wind patterns, watersheds, solar radiation and Earth's seasons, Earth's geography and climate, and El Nino and La Nina.
You won't find this crust on a pizza.
Seasons: it's the angle, not the distance.