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