Seafloor spreading occurs at divergent plate boundaries. As tectonic plates slowly move away from each other, heat from the mantle's convection currents makes the crust more plastic and less dense. The less-dense material rises, often forming a mountain or elevated area of the seafloor.
Hey there,
The answer to your question is Delusions
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The answers are the 3rd box and 2nd box.
Hope this helps,
kwrob
Answer:
B. the energy a spring has by being compressed