Alfred Wegener produced evidence in 1912 that the continents are in motion, but because he could not explain what forces could move them, geologists rejected his ideas. Almost 50 years later Harry Hess confirmed Wegener’s ideas by using the evidence of seafloor spreading to explain what moved continents.
Pangea is the name of the giant landmass that once contained all of the continents.
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<u>Answer:</u>
The new dictionary which is the dictionary of Macmillan has more than one meaning of certain words. Thus it has an ambiguous meaning which is more than one meaning of the word yes also.
It is also known as the Open dictionary and people might have different views and opinions of the various meanings of a particular word. The publisher of this dictionary is based in London.
Streak, color, luster, crystal structure.