Classify each process as weathering or erosion. The Colorado River carves land in Arizona lo form the Grand Canyon. Cracks form in a sandstone wall surrounding a house. Amarble statue near the science museum is changing color due to rainfall. After a rainstorm, soil and rock pieces litter the rol ways. The sand dunes in the Sahara Desert are changing shape. Weathering Erosion​

What did the pattern of earthquakes in the wadati-benioff seafloor zones show scientists? a.) earthquakes occur where the ocean floor reaches its highest temperatures. b.) many earthquakes take place 700 kilometers below the seafloor. c.) slabs of ocean floor return to the mantle in subduction zones. d.) ocean - trenches cause earthquakes.

Which statements describe sustainable development? multiple answer choice -fishing does not remove more fish from water systems than can be replaced by the number of fish that will be born to replace them. -sustainable development is development that is designed to improve the economic conditions in less-developed countries. -sustainable development is mainly a regional issue. -sustainable development means water is used at a rate that won't reduce the amount available for future use. - sustainable development policies only need to be concerned with environmental protection. - trees cannot be cut down faster than the number that will be replaced by new growth.

How many active volcanos are there in nicaragua