Basically one company thats divided up in diffrent stages that are run by separate companies.
<span>Dmitri Ivanovich Mendeleev</span>
He was a Russian chemist and inventor. He formulated the Periodic Law, created a farsighted version of the periodic table of elements,
and used it to correct the properties of some already discovered
elements and also to predict the properties of eight elements yet to be
discovered.
I would say this would be A..not sure though.
Answer:
The black death came from fleas. Rats in China had these fleas, and they found their way to Europe. The black death spread so easily because a) there was no proper hygiene, b) cities were often crowded and animals would walk around the streets with humans, c) the 'treatments' that doctors had really didn't have anything to do with the black death. In the end, the black death ended up killing 1/3 of Europe's population and was actually one of the reasons why the feudal system ended.
The Northwest ordinance of 1787 called for the public education system by the land ordinance policy of 1785.
<u>Explanation:</u>
- During colonization, the schools were left to individuals separately. So to make the education mandatory, the schools were made to function efficiently but on the southern colonies this was not insisted that much compulsorily.
- So due to the ruralness there they conduct it as apprenticeships.
- This abolished section 16 which is preexisting and established section 29 in which the public schools were organized to educate the best minds.
- later the northwest ordinance came which made the public education system mandatory in all regions by providing land in great lakes and ohio valley.
