Explain why it is usually more difficult to study and control efficiency in a social system than in a physical system?

the correct answers are as followed:

1) to express a political opinion about an issue or event. - people who create these cartoons use their artistic ability to show where they stand on important issues in society.

2) to persuade citizens to adopt a certain belief. - political cartoons are usually critical of a policy/event that has taken place. their goal in this criticism is to get the reader to see their side of the story and to agree with it.

3) entertain readers by using humor.- often times, political cartoons are supposed to be entertaining for the reader.

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frederick the great and the war of austrian succession. frederick william of brandenburg-prussia trained his son, frederick, to be a hardy soldier. he also declared himself king of bohemia, and maria theresa sent troops to retake bohemia. in august he led 80,000 of these men across the frontier into bohemia, his