Rene Descartes ( 1596 - 1650 ) was very important scientist. He invented the Cartesian coordinate system. He considered mathematics like the basis to all sciences. Descartes partially agreed with Copernicus` theory about the Heliocentric system. He had his theory - "theory of the vertex". because he was scared of the Catholic church, he didn`t totally agree with the Heliocentric system. He also had his "Method of doubt": Can`t be doubted = certainty = truth.
Answer: b. He proposed that through the use of reason and doubt individuals may arrive at understanding.
Answer:
That these United Colonies are, and of right out to be, free and independent States, that they are absolved from all allegiance to the British crown, and that all political connection between them and the state of Great Britain is, and ought to be, totally dissolved.
Explanation:
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The Sierra Nevada is the mountain range that is between the Central Valley depression and the Basin and Range Provice
