What can be said about YOUNGER mountains?
A. They are more weathered and rounded than older
mountains.
B. They are more likely to be eroded than older mountains,
C. They are pointed and steeper than older mountains.
D. They are easier to climb than older mountains.

Why is rain likely when warm, moisture-laden air meets cold air? a) the lighter warm air will rise and cool down, causing condensation and rain. b) the cold air moves faster and pushes the warm air away, causing condensation and rain. c) the moisture in the warm air condenses on contact with the cold air, causing rain to fall. d) the cold air mixes with the warm air, reducing its temperature causing moisture to condense.