Answer:
The age, density, and thickness of oceanic crust increases with distance from the mid-ocean ridge. The magnetism of mid-ocean ridges helped scientists first identify the process of seafloor spreading in the early 20th century.
Explanation:
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It is a false statement that the early mapmaking techniques of the explorers had greater accuracy than methods used today
<h3>How did early cartographers make maps?</h3>
The Maps of the ancient world was by the explorers by using an accurate surveying techniques which measures the positions of various objects by calculating the distance and angles between each point.
However, it is false that the early mapmaking techniques of the explorers had greater accuracy than methods used today.
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C. Compost it makes more sense than the others
The extrusive igeous rock cools very fast and is made by lava, but because it cools so fast extrusive igneous rocks they have really small crystals. Now the intrusive igneous cools really slow beneath the surface, and is made by magma.
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