Critics object that have tried to define away the genuine problems underlying metaphysical speculation.

logical positivists

Explanation:

Logical positivism is also known as logical empiricism. It is a philosophical movement which arose in federal capital, Vienna in 1920s and it was characterized by view which says that the scientific knowledge is the foremost and only kind of the factual knowledge and all the traditional metaphysical speculation or doctrines are have to be rejected as meaningless.

The critics that are logical positivists claim that there are some genuine problems which rely on metaphysical speculation or doctrines and must be disregarded.

according to hess's theory, when the magma cooled, it would expand and push the tectonic plates apart. it would push the north and south america plates to the west and eurasia and africa ones to the east. the atlantic ocean would get wider but the coastlines of the masses would stay the same.

harry hammond hess was a geologist and a united states navy officer in the second world war. he is considered to be one of the founding fathers of the theory of plate tectonics. he is known for his theories on sea floor spreading, stating that the movement of the continents was the result of see floor spreading. the continents are attached to the plates and do not move separately. the plates themselves shift and change shape, carrying the continents along.

haile selassie i was the emperor of ethiopia from 1930-1974