Answer:
Allan Sandage
Explanation:
Allan Sandage is an american astronomer that has undertaken extensive efforts to evaluate Hubble's constant rate of universe expansion.
in the beginning of his career in 1958 , the primary focus of Allan is to evaluate the Hubble's constant rate.
He used many different techniques to determine the distance to several galaxies. From these many different calculations, average value of Hubble's constant was about 50 km/sec/megaparsec.
There are three major themes that nearly all social theories have sought to address, they are as follows:
1. What is the nature of the individual and what are the capacities of the individual to act in the context of the society?
2. What is the basis for social order, that is, what is it that holds the society together?
3. What are the conditions under which the societies change?
Queen Elizabeth 1 knighted Raleigh. He was appointed captain of the Queens guard and later set sail on an unsuccessful search of El Dorado, the legendary city of gold.
Answer:
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