Answer:
Isthmus
Explanation:
a narrow strip of land with sea on either side, forming a link between two larger areas of land.
mid 16th century: via Latin from Greek isthmos.
The abundance of volcanoes and earthquakes along the Ring of Fire is caused by the amount of movement of tectonic plates in the area. Along much of the Ring of Fire, plates overlap at convergent boundaries called subduction zones. That is, the plate that is underneath is pushed down, or subducted, by the plate above.
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Ecosystems like coral reefs and grasslands
Kaolinite is made by weathering or hydrothermal alteration of aluminosilicate minerals.