AP Physics 1 - Algebra Based Exam SECTION I: Multiple Choice 2015 DO NOT OPEN THIS BOOKLET UNTIL YOU ARE TOLD TO DO SO. At a Glance Total Time 90 minutes Number of Questions 40 Percent of Total Score 50% Writing Instrument Pencil required Electronic Device Calculator allowed PLACE SEAL HERE Instructions Section I of this exam contains 50 multiple-choice questions. Pages containing equations and other information are also printed in this booklet. Calculators, rulers, and straightedges may be used in this section. Indicate all of your answers to the multiple-choice questions on the answer sheet. No credit will be given for anything written in this exam booklet, but you may use the booklet for notes or scratch work. For questions 1 through 35, select the single best answer choice for each question. After you have decided which of the choices is best, fill in the appropriate letter in the corresponding space on the answer sheet. For questions 131 through 134, select the two best answer choices for each question. After you have decided which two of the choices are best, enter both letters in the corresponding space on the answer sheet. Sample Question Sample Answer Chicago is a A (A) state (B) city (C) country (D) continent (E) village Use your time effectively, working as quickly as you can without losing accuracy. Do not spend too much time on any one question. Go on to other questions and come back to the ones you have not answered if you have time. It is not expected that everyone will know the answers to all of the multiple-choice questions. Your total score on the multiple-choice section is based only on the number of questions answered correctly. Points are not deducted for incorrect answers or unanswered questions 68 Form I Form Code 4JBP6-S
PHYSICS 1 Section I 40 Questions Time-90 minutes Note: To simplify calculations, you may use g = 10 m/s2 in all problems. Directions: Each of the questions or incomplete statements below is followed by four suggested answers or completions. Select the one that is best in each case and then fill in the corresponding circle on the answer sheet. 1. In which of the following situations is the kinetic energy of the object decreasing? 3. A 2 kg object traveling at 5 m/s on a frictionless horizontal surface collides head-on with and sticks to a 3 kg object initially at rest. Which of the following correctly identifies the change in total kinetic energy and the resulting speed of the objects after the collision? le E = Ému2. (A) A sphere is dropped from a building. (B) A satellite is moving in a circular orbit around Earth. (C) A baseball is heading upward after being thrown at an angle. (D) An elevator is moving upward at a constant velocity. 2. Two protons are held a distance d apart. The electrostatic force and the gravitational force that one proton exerts on the other are Fe and Fg. respectively. Which of th