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.
Answer:
A.
They have developed national pidgin languages.
Explanation:
The best example of how many pacific islands have adapted to a mix of different ethnic groups is that they have developed national pidgin languages.
This languages enable communication between this people of different ethnic groups.
A good example of this is the Melanesian Pidgin which is developed and spoken by Malaysians of different ethnic groups.
Answer: A primary positive effect of the Columbian Exchange is increased food supply of both the Old World and the New World. Various crops such as wheat, barley, and rye, were introduced by Columbus and his followers.
Explanation:
There are no rules committee in the senate because the committee is not as powerful as its house counterpart, the House Committee on Rules as it does not set the terms of debate for individual legislative proposals, since the senate has a tradition of open debate
Answer: social responsibility norm.
