Task: Question Answering
Input (English): Process:  -Wind and water erode rocks -The wind and water pick up sediment that came off the rocks -Sediment is carried to an area by the wind, water, air, or ice -Sediment is deposited on the same spot many times -The sediment piles on top of other sediment for a long time -The sediment near the bottom is compressed by the weight of newer sediment -The sediment becomes sedimentary rock as it is pushed together by the heavy weight -
 Question: What is the effect of the air pressure drops on more rock erodes.?
Output (English): against