The surface area is 1,620
Answer:
Diaphram
Explanation:
We cannot breathe without it, because as we know the diaphram pushes the lungs so we can breathe in and breathe out. It is located under the lungs.
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It would be B. Less force is needed to move up the ramp
Answer:
Different types of evidence supported Hess's theory of sea-floor spreading: eruptions of molten material, magnetic stripes in the rock of the ocean floor, and the ages of the rocks themselves. This evidence made scientists take a second look at Wegener's hypothesis of continental drift.
Explanation:
