Answer:
1. the state department and department of homeland security
2. Justices choose which cases will be heard.
Explanation:
The Senate and Congress are legislative branch, Supreme Court is judicial branch. All US government departments are in the executive branch, such as Department of Health, Department of Education, Department of Justice, etc.
In the Supreme Court, 4 out of 9 justices must vote on if the certain case will be heard.
The most important sources of social changes are physical environment, technology, population, cultural innovation and social conflict. The statement is true.
<h3>What is social change?</h3>
Social changes refers to those changes that occurs in human being while interacting and making relationships which transforms the society and culture as a whole.
These changes benefits the society as a whole as technological development helps the future generations for example mobile phone helps social interactions and many more.
Thus social changes are important for future growth.
Learn more about changes here:
brainly.com/question/16971318
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Rear Admiral Richard Evelyn Byrd Jr. (October 25, 1888 – March 11, 1957) was an American naval officer and explorer. He was a recipient of the Medal of Honor, the highest honor for valor given by the United States, and was a pioneering American aviator, polar explorer, and organizer of polar logistics. Aircraft flights in which he served as a navigator and expedition leader crossed the Atlantic Ocean, a segment of the Arctic Ocean, and a segment of the Antarctic Plateau. Byrd claimed that his expeditions had been the first to reach both the North Pole and the South Pole by air. However, his claim to have reached the North Pole is disputed.[
