A) the movement of rock particles by wind, water, ice, and gravity B) the process that breaks rock and other substances down. C) a process that is only mechanical..
A) a process that only involves water. B) the process that breaks down rock and other substances at the Earth's surface. C) the movement of rock particles by wind, water, ice, and gravity.
A) Chemical B) Mechanical C) Erosion
A) False B) True
A) True B) False
A) sand storms B) Acid Rain C) Repeated freezing and thawing
A) A, E, I, O B) O, A, E, D C) O, A, B, C
A) humus B) humans C) litter layer
A) A B) B C) C
A) Litter layer B) Sub Soil C) Top Soil
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) 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
A) Water B) Minerals C) Humus
A) False B) True
A) rift valley. B) convergent boundary. C) transform boundary.
A) Q waves B) secondary waves C) primary waves
A) crust, mantle, outer core, inner core B) outer core, mantle, inner core , crust C) mantle, core, crust, inner core
A) rock. B) magma. C) fire.
A) layer of hot magma. B) empty. C) a dense ball of iron and nickel. |