Answer:
n
2.
How does alternate freezing and thawing of water cause weathering to occur?
Freezing chemically alters the rock surfaces
Water expands when it freezes and cracks rocks open
Thawing causes rock particles to move from place to place
3.
How can you determine if a mountain valley has been created by a glacier?
It is V-shaped
It is U-shaped
It is irregularly shaped
Step-by-step explanation:
It is U-shaped