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