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