Answer:
Easier, about the same distance away, differences in apparent brightness are directly related to differences in intrinsic brightness of these stars
Explanation:
When Henrietta Leavitt discovered the period-luminosity relationship, she used Cepheid variable stars that were all located in the Large Magellanic Cloud (LMC). It was easier to compare Cepheids in the LMC rather than those located in the Milky Way Galaxy because they are all about the same distance away. As a result differences in apparent brightness are directly related to differences in intrinsic brightness of these stars.
Answer: There are a total of 535 Members of Congress. 100 serve in the U.S. Senate and 435 serve in the U.S. House of Representatives.
Answer:
the totality of structured human interrelationships in a society or a part of it.
Explanation:
That statement is false
Those students is no exception to the rule. When conducting social science, those students would be communicating and interaction with a group of people. If they received no appropriate training, the students might potentially conducted unethical experiments or involved in a conflict because they somehow offended the subjects.