Explain why European countries looked to reach the Americas Columbus' voyage.

Mostly for land, gold, and riches.

Explanation: Basically when Columbus arrived in The Americas, He thought it was the East Indies. Columbus wanted to go to India for riches, spices, and land. When he arrived the people were poor, but they thing they cared about was land. Many European countries wanted the land.

a mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by plate tectonics. this uplifting of the ocean floor occurs when convection currents rise in the mantle beneath the oceanic crust and create magma where two tectonic plates meet at a divergent boundary.a geomagnetic reversal is a change in a planet's magnetic field such that the positions of magnetic north and magnetic south are interchanged.