The believed that the earth was the center of the universe
A is earth
B is layers
C mantle
D is crust
E inner core
F outer core
G
H asthenosphere
I solid
J putty like
K
The rest I’m confused why is there two upper mantels
Answer: volcanoes, ocean trenches, mountain trenches, hydrothermal vents, and sites of earthquake activity.
The Pacific Plate, which drives much of the tectonic activity in the Ring of Fire, is cooling off.
Explanation: