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