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