The asthenosphere lies 80-200km below the surface under the lithosphere. Convection also occurs in the asthenosphere. The asthenosphere is mostly made of up rock material (magnesium and iron silicates). The asthenosphere makes up 6% of the mantle and lets the lithosphere move.
Best of Luck!
This
reserve is home to terrestrial and marine mammals, including grizzly
and polar bears, caribou, wolves, and wolverine as well as beluga and
bowhead whales, walrus, and several species of seals. It was
established for the purpose of preserving unique wildlife,
wilderness, and recreational values.
The
most complex level of organizational hierarchy in the Arctic National
Wildlife Refuge that is preserved is every ecosystem in the area.
I
hope it helps, Regards.
Answer:
aorta
Explanation:
The aorta and its branches carries the blood to all the body's tissues.
