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