Anonymous asked 2/8/2016 I know how the Mayans collected water but I don't understand how the sand filter they used to filter their water worked?
Anonymous asked 2/5/2016 Which are formed as glaciers retreat and leave debris behind in mounds at the front of their farthest advance? A. glacial striations B. terminal moraines C. eskers D. cirques
Anonymous asked 2/5/2016 Which are formed as glaciers retreat and leave debris behind in mounds at the front of their farthest advance? A. glacial striations B. terminal moraines C. eskers D. cirques
Anonymous asked 2/1/2016 the middle east is usually considered part of asia, but which other two continents have lands in the middle east?
rachel achumbre asked 1/25/2016 what are the beneficial effects of a dry and wet season in the Philippines?
Francisco Gomez asked 1/24/2016 What role does being Earth literate play in understanding environmental problems in order to solve them?