tailieunhanh - Science reason english 4

Tham khảo tài liệu 'science reason english 4', ngoại ngữ, anh ngữ phổ thông phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | ACT SCIENCE REASONING TEST PRACTICE 47. An organism s genes that determine the phenotype are called a. heterozygote. b. characteristics. c. genotype. d. homozygote. Passage VII Graphs I-IV and Data Table I represent the motion of objects in one dimension as detected by a motion detector. Motion in the positive direction represents motion away from the motion detector and motion in the negative direction represents motion toward the motion detector. Graph II -- 25 1 2 3 4 5 6 7 8 Time s -- - 299 ACT SCIENCE REASONING TEST PRACTICE Graph III Graph IV E o 55 p Time s -I C 8 7 -- 6 5 4 -- 3 2 4- DATA TABLE 1 TIME S VELOCITY M S 300 ----------------------- ACT SCIENCE REASONING TEST PRACTICE ------------------------------------------- 48. Which of the objects represented on Graph I is moving at a constant velocity in the positive direction f. A g. B h. C j. D 49. Which of the objects represented on Graph I could also be represented by Graph II a. A b. B c. C d. D 50. Which of the following accurately describes the motion of the object in Graph III f. The object is moving in the positive direction slowing down. g. The object is moving in the negative direction speeding up. h. The object is moving in the positive direction speeding up. j. The object is moving in the negative direction slowing down. 51. The data listed in Data Table I could be used to construct which graph a. Graph I b. Graph II c. Graph III d. Graph IV 52. If objects A B C and D represented in Graph IV were in a foot race which would win f. A g. B h. C j. D 53. If objects A B C and D represented in Graph IV were in a race which would come in 3rd place a. A b. B c. C d. D .