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