Displacement
Displacement What is continental drift? Continents keep moving slowly all the time. Sometimes, they crunch together. Sometimes, they break in the middle. But they are always drifting like ice floats on water. 1his is called continental drift. At what speed are the continents moving? The speed varies from place to place. For instance, America Is drifting away from Europe at about 2 cm a year the same rate at which a fingernail grows. This might seem slow, but over millions of years, if can take the continents thousands of kilometers away. Why could the east coast of South America and the west coast of Africa seem to fit together like pieces of a jigsaw? It was because they were once joined together-along with the other continents – in a giant Super continent which geologists call Pangea. About 200 million years ago, Pangea began to break up, and the fragments drifted apart to form today's Continents. How were the Himalayas formed? The Himalayas formed wh...