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