An image showing acid rain falling on rocks, a root wedging, erosion by wind, and a Human digging the ground.

Which of these pictures shows physical weathering processes by which soil is formed?

Picture 1 and Picture 3
Picture 2 and Picture 4
Picture 2 and Picture 3
Picture 3 and Picture 4

Question

An image showing acid rain falling on rocks, a root wedging, erosion by wind, and a Human digging the ground.

Which of these pictures shows physical weathering processes by which soil is formed?

 Picture 1 and Picture 3
 Picture 2 and Picture 4
 Picture 2 and Picture 3
 Picture 3 and Picture 4

iwik · Answer

http://learn.flvs.net/webdav/assessment_images/educator_ess_v11/rocksandminerals/art089.jpg

iwik · Answer

i think its either a or c

smoore777 · Answer

You are right. Which of these are natural and common? (Acid rain isn't common :))