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.

c. rb

explanation:

the atomic radius of a chemical element is a measure of the size of its atoms, usually the mean or typical distance from the center of the nucleus to the boundary of the surrounding shells of electrons.

the answer is false

explanation:

c)as speed changes, wavelength and frequency change.

everything changes!