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 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) Erosion B) Chemical C) Mechanical D) Deep Freeze
A) True B) False
A) False B) True
A) sand storms B) erosion C) Repeated freezing and thawing D) Acid Rain
A) A, E, I, O B) A, B, C, D C) O, A, B, C D) O, A, E, D
A) litter layer B) mustard C) humus D) humans
A) C B) A C) O D) B
A) Top Soil B) Bedrock C) Sub Soil D) Litter layer
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) tears the ground up and creates erosion problems D) is done on the contours of the landscape
A) The soil is too wet B) It is packed with minerals C) It becomes the best soil for planting D) It loses fertility
A) Humus B) Water C) Air D) Minerals
A) True B) False
A) transform boundary. B) rift valley. C) convergent boundary. D) divergent boundary.
A) Surface waves B) primary waves C) Q waves D) secondary waves
A) mantle, core, crust, inner core B) crust, outer core, mantle, inner core C) crust, mantle, outer core, inner core D) outer core, mantle, inner core , crust
A) magma. B) volcanic ash. C) rock. D) fire.
A) empty. B) a dense ball of iron and nickel. C) layer of hot magma. D) a layer of cooled rock. |