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) a process that only involves water. C) the process that breaks down rock and other substances at the Earth's surface. D) the movement of rock particles by wind, water, ice, and gravity.
A) Mechanical B) Deep Freeze C) Erosion D) Chemical
A) False B) True
A) False B) True
A) Repeated freezing and thawing B) erosion C) sand storms D) Acid Rain
A) O, A, B, C B) A, B, C, D C) O, A, E, D D) A, E, I, O
A) humus B) humans C) mustard D) litter layer
A) A B) O C) C D) B
A) Sub Soil B) Bedrock C) Top Soil D) Litter layer
A) True B) False
A) is done on the contours of the landscape 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 a poor way to conserve 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) False B) True
A) divergent boundary. B) convergent boundary. C) rift valley. D) transform boundary.
A) primary waves B) Q waves C) secondary waves D) Surface waves
A) crust, outer core, mantle, inner core B) outer core, mantle, inner core , crust C) mantle, core, crust, inner core D) crust, mantle, outer core, inner core
A) rock. B) magma. C) volcanic ash. D) fire.
A) layer of hot magma. B) a dense ball of iron and nickel. C) empty. D) a layer of cooled rock. |