[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-314950-105":59,"doc-detail-314950-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","ap-physics-1-practice-test-2-answer-key-and-explanations","AP Physics 1 - Practice Test 2 - Answer Key and Explanations","","This document provides a comprehensive answer key and step-by-step solutions for the AP Physics 1 Practice Test 2. It includes a complete list of correct multiple-choice answers for 50 questions, covering fundamental physics principles such as work, energy, power, and dynamics. The explanations clarify the application of key physics formulas like work-energy theorem, power calculations, and conservation of mechanical energy, offering students a precise breakdown of the reasoning behind each correct answer for effective exam preparation and conceptual review.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":20,"@type":76,"position":81},"https://docshare.wps.com/document/exam/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/ap-physics-1-practice-test-2-answer-key-and-explanations/314950/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/ap-physics-1-practice-test-2-answer-key-and-explanations/314950.png","ImageObject",300,407,{"name":92,"@type":93},"Anda","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-04","2026-09-20",true,{"@type":102,"interactionType":103,"userInteractionCount":52},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What is the calculated work done for question 1?","Question",{"text":112,"@type":113},"The work is calculated using the formula W = fd cos(theta), where (10 N)(2.5)(cos 60) equals 12.5 J.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How is power determined for the scenario in question 2?",{"text":117,"@type":113},"Power is defined as work divided by time, calculated using the formula (mg cos 120)(D/T), resulting in -150 W.",{"name":119,"@type":110,"acceptedAnswer":120},"What principle explains the relationship between kinetic energy and spring displacement in question 4?",{"text":121,"@type":113},"Question 4 relies on the principle of Conservation of Energy, equating Kinetic Energy to Elastic Potential Energy (1/2kx^2) to determine the necessary change in displacement.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},314950,1790621320,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":19,"category_name":20,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":52,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":8,"language":139,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":67,"update_tm":143,"read_time":81,"preview_page_count":4},962075006959,"https://ap-avatar.wpscdn.com/avatar/e0002397efbe92a78e?_k=1776741047341049297","ANSWER KEY  \n1. B 14. D 27. C 40. D  \n2. C 15. B 28. C 41. C  \n3. C 16. C 29. A 42. D  \n4. D 17. C 30. C 43. A  \n5. D 18. C 31. A 44. C  \n6. B 19. A 32. C 45. A  \n7. C 20. D 33. D 46. A, D  \n8. D 21. B 34. B 47. B, D  \n9. A 22. C 35. A 48. B, D  \n10. C 23. C 36. B 49. A, B  \n11. D 24. D 37. C 50. A, C  \n12. B 25. D 38. B  \n13. B 26. C 39. C  \nANSWERS EXPLAINED  \nSection I: Multiple-Choice  \n1. (B) Work = fd cos 60° = (10 N)(2.5)(0.5) = 12.5 J  \n2. (C)  \nPower = work/time = (fdcos 120°)/T = (mg cos 120°)(D/T)  \n= (3)(10)(−0.5)(10 m/s) = −150 W  \n3. (C)  \nW = ΔKE µNDcos180° = 0 − 12mv 2 (µmgD)(−1) = − 12mv2  \nD = v2/2µg = 100/(2 × 0.2 × 10) = 25 m  \n4. (D) Conservation of energy:  \nKE = EPE = 12kx2  \nSince we need x2 to double, increase x by (2)12 = 2 .  \nAP PHYSICS 1 413  \nA P P H Y S I C S 1 —T E S T 2","cbCaiahZKvhLWgJA","https://ap.wps.com/l/cbCaiahZKvhLWgJA","pdf",224208,"English","# Answer Key\n## Section I: Multiple-Choice Explanations","[{\"question\":\"What is the calculated work done for question 1?\",\"answer\":\"The work is calculated using the formula W = fd cos(theta), where (10 N)(2.5)(cos 60) equals 12.5 J.\"},{\"question\":\"How is power determined for the scenario in question 2?\",\"answer\":\"Power is defined as work divided by time, calculated using the formula (mg cos 120)(D/T), resulting in -150 W.\"},{\"question\":\"What principle explains the relationship between kinetic energy and spring displacement in question 4?\",\"answer\":\"Question 4 relies on the principle of Conservation of Energy, equating Kinetic Energy to Elastic Potential Energy (1/2kx^2) to determine the necessary change in displacement.\"}]","AP Physics 1 - Practice Test 2 - Answer Key and Explanations | PDF",1789902220]