Answer:
A. Magma rises from the mantle.
Explanation:
McLuhan's global village, the world created by electronic interdependence, is here, but it is virtual reality. It is not the real world or even a good approximation
, the world was made up of a single continent through most of geologic
time. That continent eventually separated and drifted apart, forming
into the seven continents we have today. The first comprehensive theory
of continental drift was suggested by the German meteorologist Alfred Wegener
in 1912. The hypothesis asserts that the continents consist of lighter
rocks that rest on heavier crustal material—similar to the manner in
which icebergs float on water. Wegener contended that the relative
positions of the continents are not rigidly fixed but are slowly
moving—at a rate of about one yard per century.
Answer: They are younger than the Appalachian mountains
They are taller than the Appalachian mountains
Explanation:
The Appalachian mountains highest peak is about 6,684 feet while the Rocky mountains highest peak is 14,440 feet
The Appalachian mountains are 480 million years old while the Rocky mountains are only about 300 million years old
