A) a process that is only mechanical.. B) the movement of rock particles by wind, water, ice, and gravity C) the process that breaks rock and other substances down. D) the only process that breaks down rocks.
A) a process that only involves water. B) the movement of rock particles by wind, water, ice, and gravity. C) the only way to break down rocks. D) the process that breaks down rock and other substances at the Earth's surface.
A) Chemical B) Mechanical C) Deep Freeze D) Erosion
A) True B) False
A) True B) False
A) Acid Rain B) sand storms C) erosion D) Repeated freezing and thawing
A) O, A, E, D B) A, E, I, O C) A, B, C, D D) O, A, B, C
A) humus B) mustard C) humans D) litter layer
A) C B) O C) A D) B
A) Bedrock B) Top Soil C) Sub Soil D) Litter layer
A) False B) True
A) is a poor way to conserve soil B) tears the ground up and creates erosion problems C) keeps the dead weeds and stalks from the previous year to return nutrients to the soil D) is done on the contours of the landscape
A) It loses fertility B) It is packed with minerals C) The soil is too wet D) It becomes the best soil for planting
A) Minerals B) Water C) Humus D) Air
A) False B) True
A) rift valley. B) convergent boundary. C) divergent boundary. D) transform boundary.
A) Surface waves B) secondary waves C) Q waves D) primary waves
A) crust, outer core, mantle, inner core B) crust, mantle, outer core, inner core C) outer core, mantle, inner core , crust D) mantle, core, crust, inner core
A) magma. B) rock. C) volcanic ash. D) fire.
A) layer of hot magma. B) a layer of cooled rock. C) empty. D) a dense ball of iron and nickel. |