Question: Process: - Plants start growing on or near the rocks - The roots of the growing plants start to break up the rock - The plant acids dissolve the rock - The rock is broken down into smaller pieces - Erosion begins. Question: suppose The air is less cold happens, how will it affect Less plant acid is available to dissolve the rocks. How does the supposed perturbation influence the second effect mentioned. Answer by more, less or no effect
Answer: no effect

Question: Process: - Bacteria enters the body - Bloodstream - Cells in the body are attacked - Cells are killed - Different kinds of sickness are formed. Question: suppose more bacteria enter body happens, how will it affect less cells attacked. How does the supposed perturbation influence the second effect mentioned. Answer by more, less or no effect
Answer: less

Question: Process: - You breathe in - Air goes through all the little branches in your lungs to fill up the air sacs, or alveoli - Oxygen goes through the walls of the alveoli and into the capillaries - The oxygen goes into the bloodstream - Oxygen is left and carbon dioxide is picked up - You breathe it out through your lungs - Question: suppose coal become cheaper happens, how will it affect less air is breathed in. How does the supposed perturbation influence the second effect mentioned. Answer by more, less or no effect
Answer:
no effect