A to theory of continental drift, the continents are not fixed in the position but instead move slowly across the Surface of the Earth, constantly changing in relative position to one another. This theory was first proposed in the 18th century when map makers how closely the continents of the Earth fit tog ether when ched were matched up. It was ed then then the present-day continents had once had one large large-large-owned had-had-ed ed ed into into si ch difted apart. The theory of the theory of the tectonics suggestsit so-of-the-earth is is the six-day into-up, and small-many t ectonicplates that drift on the lava the lava at the composes the inner core of the Earth. This plates of the plates of the ocean floor and the quite quite probably began breaking up move dys to one anothe R more than 200 million years ago. ...
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