I need some help on this

Which of the following statements best describes how Zaroff justifies his hunting of human beings? I need help, please help me 1.Explain the social, economic, or political costs of the American Civil War. Your response should be at least one paragraph and written in your own words. Use evidence from the lesson to support your response. A sailor cut a 40 foot length of rope in two pieces. If the longer piece is five feet less than twice the shorter piece of rope, then how long is the longer piece. No links plzzzz. Which of the following is not a major crop of China?a. peanutsC. silkb. riced. bananas Why was the Pacific Northwest referred to as the "final frontier"? which point on the graph would best represent unemployment (underutilizing labor)? Terophone charge is debit or credit Taylor is interested in the impact of learning modality (online or face-to-face) on psychology test scores. She measures all participants' knowledge on a general psychology test at the beginning of the semester and again at the end. Half of the participants take the course online for the entire semester, while the other half take the course in a traditional classroom. In Taylor's study, what are the 2 independent variables ASAP: Which of the following statements about scientific theory is false?(1 Point)Scientific theories are explanations of natural phenomena that do not change over time.Scientific theories are explanations of the natural world based on strong scientific evidence.Scientific laws that are widely accepted become scientific theories. Tundra and alpine biomes are both characterized by low temperatures andfew trees. How are these two biomes different?A. The tundra occurs near the North Pole. The alpine biome occursnear the South Pole.B. The tundra is near the tops of mountains. The alpine biome isnear the North Pole.C. The tundra is near the North Pole. The alpine biome is near thetops of mountains. D. The tundra is near the North and South poles. The alpine biome isalong the equator. !!HELP PLEASE!! what is a non example of crystallization A BOD test is run using 30 mL of wastewater and 270 mL of dilution water. The initial DO of the mixture is 9.0 mg/L. On day 5 the DO in the bottle measured 4 mg/L. After 30 days, the DO in the bottle measured 2 mg/L, and after 50 days, the DO in the bottle still measured 2 mg/L. At the beginning of the test, we added a nitrification inhibitor so we can assume that nitrification is not occurring, so only the carbonaceous BOD is being measured.a) What is the BODs of the wastewater? b) What is the ultimate carbonaceous BOD? c) How much BOD remains after 5 days? d) Based on the data above, estimate the reaction rate constant k (1/day). A school fundraiser sells 1,200 raffel tickets each ticket costs 2 there is one grand prize worth 100 and 5 smaller prizes 20each what is the excpeted gain or loss for buying 1 ticket find the area of the composite figure belowplease help How was Manifest Destiny being affected by the Californias Gold rush?Must be 5-7 sentencesI give Brainliest! Please no links WILL GIVE 100 POINTS AND BRAINLIESTRead the following excerpt and pay close attention to the words the author uses:In the long history of the world, only a few generations have been granted the role of defending freedom in its hour of maximum danger. I do not shrink from this responsibility -- I welcome it. I do not believe that any of us would exchange places with any other people or any other generation. The energy, the faith, the devotion which we bring to this endeavor will light our country and all who serve it. And the glow from that fire can truly light the world.In a paragraph of four to six sentences, identify three words or phrases with positive connotations and explain how these words influence the paragraph. Be sure to specifically answer the following questions in your response: What images or ideas are associated with each word? How do these words influence the meaning and tone of this passage? Use proper spelling and grammar in your response. Which best describes the velocity of a person on a merry-go-round? * 1 point zero constant increasing continuously changing Find the value of the following using suitable property of whole numbers and write the name of the property: 1453 186 - 1453 86Can you answer this as well. Thanking you in advance. (x - 7)2 + (y + 5)2 = 4whats the center and radius