Fill in the blanks to complete each statement about mountains.
Several mountains together form a mountain range A few of these combined form a mountain system. Several
systems combined form a mountain which can stretch thousands of miles in length.

Argon, carbon-14, and carbon-12

Geothermic gradient is the rate of increasing temperature with respect to increasing the depth in the earths interior. away from tech tonic plates boundaries, it is about 25-40 c/km (72-87 degrees f/mi) of depth near the surface in most of the world.

Answerglycogen;

Answer glacier terminus;