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Explain how kinetic energy and potential energy change as a rollercoaster moves up and down hills on its track.

How did mercantilism impact colonies and benefit the Europeans? Which phrase most clearly expresses the speakers desire to be michievous? Help me please hurry Parasites only affect species that are prone or unclean.TrueFalse Some local students are planning a trip to Europe for an auto expo. They will tour all the great auto manufacturers of Germany. Because of your knowledge of the German language, you were asked to write to these students to explain the many great benefits that learning another language can have for people in their future career and how knowing the language can help them better understand what they are going to see in Europe.Write a short essay in English to these students, to let them know the advantages of knowing German in a career. You can also tell them about what to expect from taking a German class and share experiences that have made you want to study German. a cirle has circumference 23.2 cm. What is the area of the circle? use 3.14 for pi Answer correctly please !!!! Will mark Brianliest !!!!!!!!!!!!!! Please help and add explanation The Johnson family is preparing to vacation at a famous amusement park. The park offers a family ticket discount package for an unlimited number ofrides and will charge an entry fee for each person in the family. The equation below represents the cost per person, C(x), as a function of the number ofpeople in the family, X.C (x)= 160/x + 7.5If each person in the Johnson family paid $27.50, how many people were in the family?12 people5 people14 people8 people Please Answer all Questions NO LINKS OR FILES. :) I will Mark Brainliest1. How did the freedmen's Bureau work to address the probllems confonting newly freed slaves?2. How did the Ku Klux Klan and vigilante justic grow in the south and in Tennessee?3. What role did Governor William Brownlow play in the rise of the Ku Klux Klan and vigilante justice in the south and in Tennessee?4. What Roles did carpetbaggers and scalawags play during reconstruction?5. What did the Compromise of 1877 do?6. What role did the compromise of 1877 play in ending radical reconstruction Please help this is very important i will give you brain thing if its correct no links please Why does nicotine make it difficult for a smoker to quit using cigarettes? O A. It helps with weight loss for many people, O B. It makes people sleep long hours. O C. Many people experience intense headaches. O D. The cost of nicotine is very affordable for teens. What is the m angle3 ? 3. Which of the following correctly describes an effect railroads had on cities?1 pointA. Cities became more isolated since they were located farther away from each other.B. Cities grew as trains brought new residents and raw materials for industry andconstruction Awnser and show your work How do we know if we can believe the things on the internet? In which of the following areas is the high biodiversity found there threatened? (Choose all that apply)a. Columbiab. Indonesiac. Madagascard. India i need help pls! this test is about angles, and i am having trouble with it. ANSWER THIS ASAP NO FILE AT ATT!! THIS MY LAST QUESTION JUST GET IT RIGHT PLEASE If the Corner Bakery packages the muffins in the boxes of a 100 how many boxes of a 100 could they make