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