A) the process that breaks rock and other substances down. B) the only process that breaks down rocks. C) a process that is only mechanical.. D) the movement of rock particles by wind, water, ice, and gravity
A) the only way to break down rocks. B) the movement of rock particles by wind, water, ice, and gravity. C) the process that breaks down rock and other substances at the Earth's surface. D) a process that only involves water.
A) Mechanical B) Chemical C) Erosion D) Deep Freeze
A) abrasion B) scrapes and bruises C) sand blasting D) erosion
A) True B) False
A) True B) False
A) Repeated freezing and thawing B) sand storms C) Acid Rain D) erosion
A) O, A, E, D B) A, B, C, D C) O, A, B, C D) A, E, I, O
A) mustard B) humus C) litter layer D) humans
A) C B) B C) O D) A
A) Litter layer B) Bedrock C) Top Soil D) Sub Soil
A) False B) True
A) humus is present in it B) it is constantly being renewed C) there is a huge amount of it D) there is very limited amount of it
A) soil conservation B) drought and poor soil managment C) bad luck D) there was too much water present
A) False B) True
A) keeps the dead weeds and stalks from the previous year to return nutrients to the soil B) is done on the contours of the landscape C) is a poor way to conserve soil D) tears the ground up and creates erosion problems
A) It loses fertility B) It is packed with minerals C) The soil is too wet D) It becomes the best soil for planting
A) Minerals B) Humus C) Water D) Air
A) Time and Date B) Size of Rock and time of the year C) Rain and Ice D) Type of rock and Climate
A) False B) True |