Answer: Mountains can alter wind flow and create a rain shadow effect.
Step-by-step explanation:
Rain shadow effects :An area having less precipitation of less rain fall due to the effect of the topographic (physical features of that area ) barriers( to prevent the movement) like mountain or mountains range.
Sides of mountain:
- Windward side: Area or side where high rainfall occurs. Wind prevailing loose their moisture on this side which leads to high rainfall on this side.
- Leeward side : Area or side where low rainfall occurs.