The plates — interlocking slabs of crust that float on Earth's viscous upper mantle — were created by a process similar to the subduction seen today when one plate dives below another, the report says. ... Other researchers have estimated that a global tectonic plate system emerged around 3 billion years ago.
Answer:
i believe it is (b.) semi-periphery
Explanation:
semi-periphery is in between periphery, or poor and less-developed, and core, or more highly developed and economically stable.
The correct answer for the given question above would be option C. The four basic components of spatial organization are points, lines, areas and volumes. Spatial means something that occupies space. Points, lines, areas and volumes relate to the measurement of something that has space.
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Answer:
the seismograph that we studied earlier in the lesson is more severe than the one that we are studying right now because the lines have a more movement
Explanation: