Please select the word from the list that best fits the definition.
stage in a star's evolution formed as the core of a main sequence star uses up its helium and the outer layers escape into space?

parallax
light-year
main sequence
H-R diagram
white dwarf
fusion
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elliptical galaxy
barred spiral galaxy
irregular galaxy
Milky Way Galaxy

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In the practice of science, this type of reasoning is used to develop explanations.

He did not infringe upon the policy making powers that he felt the constitution gave congress. but the determination of foreign policy became preponderantly a presidential concern. when the french revolution led to a major war between france and england, washington refused to accept entirely the recommendations of either his secretary of state thomas jefferson, who was pro-french, or his secretary of the treasury alexander hamilton, who was pro-british. rather, he insisted upon a neutral course until the united states could grow stronger. which provides the best objective summary of this excerpt? president washington made a good choice when he decided not to accept the recommendations of his advisors and instead insisted that the united states stay neutral during the war between france and england as president, washington believed that the united states should remain neutral in foreign policy even though he had advisors who recommended that he take sides during the war between france and england. washington did not make policy decisions during his presidency because he did not want to interfere with the policy-making powers that the constitution gave congress. washington refused to accept entirely the recommendations of either his secretary of state thomas jefferson, who was pro-french, or his secretary of the treasury alexander hamilton, who was pro-britis

How water is moving through the ecosystem ?