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