Ap physics 1 exam frq - The AP Physics 1 Exam is approximately 3 hours in length. There are two sections: Section I is 90 minutes in length and consists of 50 multiple-choice questions accounting for 50 percent of the final score. Section II is 90 minutes in length and consists of 5 free-response questions accounting for 50 percent of the final score.

 
My solutions to Free Response Question #3 from the 2019 AP Physics 1 Exam. Also included are my reflections on how to get perform better on the exam. Content Times: 0:13 Reading part (a) 2:16 Brainstorming 3:28 Answering part (a) 5:10 Reading part (b) 6:36 Answering part (b) 8:12 Part (c) 9:22 Part (d). Fairview manor tucson

Example 2: AP® Physics 1 2019 Exam, FRQ #2. This longer FRQ problem has parts (a) – (e) and multiple subparts for each, involving explanations of acceleration, drawing a free-body diagram, derivation of …3 Questions. Directions: Answer all three questions. The suggested time is about 15 minutes for answering each of the questions, which are worth 15 points each. The parts within a question may not have equal weight. Show all your work in this booklet in the spaces provided after each part.2022 AP Exam Free Response Solutions. Updated: Jul 14, 2023. Here's my own PDF solutions for the 2022 AP exams. I only do AP Calculus, Statistics, and Physics.: If you're looking for help in AP Physics 1, check out a new course I've put together here AP Statistics AP Calculus AB/BC AP Physics 1 AP Physics 2 AP Physics C: Mechanics …1. T 1 . Part (c)(i) earned. T 2 no points because the response does not explain in terms of work or energy why the systems’ energies should be the same. The response states that no energy is lost because there is no friction. The response needs to address the fact that no work is done on the system.Questions 2 and 3 are long free-response questions that require about 25 minutes each to answer and are worth 12 points each. Show your work for each part in the space … My solutions to Free Response Question #1 from the 2019 AP Physics 1 Exam. Also included are my reflections on how to get more points on the exam. Content Times: 0:13 Reading part (a) 1:19 Solving part (a) 3:46 We made a mistake 4:31 Fixing our mistake 6:09 Grading notes 7:10 Part (a) animation 7:44 Reading part (b) 8:29 Solving part (b) 9:55 ... 1. T 1 . Part (c)(i) earned. T 2 no points because the response does not explain in terms of work or energy why the systems’ energies should be the same. The response states that no energy is lost because there is no friction. The response needs to address the fact that no work is done on the system.Don't miss out on my solutions to the entire 1998 AP Physics C Released Exam! General Suggestion #9: Read Carefully. I made the video you are currently watching and then I proceeded to make video solutions to the 3 Free Response Questions of the 1998 AP Physics C Mechanics Exam and I learned a valuable lesson.AP Physics 1: Algebra-Based Past Exam Questions. Free-Response Questions. Download free-response questions from past exams along with scoring guidelines, sample …We’ve revised those courses—alongside AP Physics C: Mechanics and AP Physics C: Electricity and Magnetism—to align the content and skills across the four AP Physics courses and provide more transparent, sequential frameworks for teachers and students. The revisions take effect with the 2024-25 school year (May 2025 AP Exams).26.45. The following comments on the 2023 free-response questions for AP® Physics 1: Algebra-Based were written by the Chief Reader, Brian Utter, teaching professor and associate dean of general education at the University of California, Merced. They give an overview of each free-response question and of how students performed on the question ...2. Continue your response to QUESTION 1 on this page. (b) Consider isothermal process C. Compare the magnitude and sign of the work W done on the gas in process C to the magnitude and sign of the work in the portion of the cycle in part (a). Support your answer using features of the graph.5 Questions Time—90 minutes. Directions: Questions 1, 4 and 5 are short free-response questions that require about 13 minutes each to answer and are worth 7 points each. …Advanced Placement. Advanced Placement ( AP) Physics 1 is a year-long introductory physics course administered by the College Board as part of its Advanced Placement program. It is intended to proxy a one-semester algebra-based university course in mechanics. Along with AP Physics 2, the first AP Physics 1 exam was administered in 2015.In today’s digital age, the world of education and assessment has evolved significantly. One notable development is the availability of computer exams online. Gone are the days whe... General Notes About 2019 AP Physics Scoring Guidelines. 1. The solutions contain the most common method of solving the free-response questions and the allocation of points for this solution. Some also contain a common alternate solution. Other methods of solution also receive appropriate credit for correct work. 2. 26.45. The following comments on the 2023 free-response questions for AP® Physics 1: Algebra-Based were written by the Chief Reader, Brian Utter, teaching professor and associate dean of general education at the University of California, Merced. They give an overview of each free-response question and of how students performed on the …Section I: Multiple Choice. 50 Questions | 1 Hour 30 Minutes | 50% of Exam Score. Questions are either discrete questions or question sets, in which students are provided with a stimulus or a set of data and a series of related questions. The section includes 5 individual multi-select questions (2 options are correct). The AP Physics 1 Exam is approximately 3 hours in length. There are two sections: Section I is 90 minutes in length and consists of 50 multiple-choice questions accounting for 50 percent of the final score. Section II is 90 minutes in length and consists of 5 free-response questions accounting for 50 percent of the final score. Not all free-response questions on this page reflect the current exam, but the question types and the topics are similar, making them a valuable resource for teachers and students. If you are using assistive technology and need help accessing these PDFs in another format, contact Services for Students with Disabilities at 212-713-8333 or by …AP Physics 1 Free Response Question Answers for Simple Harmonic Motion. 👋 Welcome to the AP Physics Unit 6 FRQ (Simple Harmonic Motion) Answers. Have your responses handy as you go through the rubrics to see how you did! ⏱ Remember, the AP Physics 1 exam has 5 free-response questions, and you will be given 90 minutes to complete the FRQ ...After you finish, you can see how you did with Unit 3 FRQ ( Circular Motion & Gravitation) Answers. ⏱ The AP Physics 1 exam has 5 free-response questions, and you will be given 90 minutes to complete the FRQ section. (This means you should give yourself ~18 minutes to go through each practice FRQ.) 🤔 Need a quick refresher of the unit as a ...Download free-response questions from past exams along with scoring guidelines, sample responses from exam takers, and scoring distributions. If you are using assistive technology and need help accessing these PDFs in another format, contact Services for Students with Disabilities at 212-713-8333 or by email at [email protected]. The ... The AP Physics 1 Exam Format is: Multiple Choice Section. -50 Multiple Choice questions. -90 minutes. -50% of exam score. Part A of the multiple choice section has 45 standard type questions. Part B has 5 multi-select questions includes multi-corrections questions in which you need to select 2 correct answers. Free Response Section. AP® Physics 1. Looking for an AP® Physics 1 score calculator? Click here for this and more tips for your test! Practice questions in the fundamentals of physics while you review topics from classical dynamics to modern quantum mechanics with Albert's AP® Physics 1 …Section I: Multiple Choice. 50% of score | 1 hour and 30 minutes to complete. Section 1A: Single-select. 45 questions where you choose a single best answer. Section 1B: Multiple-select. 5 questions where you choose all correct answers. Section II: Free-Response Questions. 50% of score | 1 hour and 30 minutes to complete.Free-Response Questions. Download free-response questions from past exams along with scoring guidelines, sample responses from exam takers, and scoring distributions. If you are using assistive technology and need help accessing these PDFs in another format, contact Services for Students with Disabilities at 212-713-8333 or by email at ssd@info ... 1 point. Example Response. There are no external forces on the system and no energy is dissipated by friction, so the total mechanical energy stays the same. Total for part (b) 1 point. ©2022 College Board AP® Physics 1: Algebra-Based 2022 Scoring Guidelines. (c) For a final bar chart where both. Smart 2. Calculators are not allowed for any other AP Exams, including Computer Science A and Computer Science Principles, unless a student has an approved accommodation for use of a four-function calculator. *Graphing calculators with the expected built-in capabilities for AP Calculus are indicated with an asterisk.Download free-response questions from past exams along with scoring guidelines, sample responses from exam takers, and scoring distributions. If you are using assistive technology and need help accessing these PDFs in another format, contact Services for Students with Disabilities at 212-713-8333 or by email at [email protected]. The ...The FRQ is the second section of the AP Physics 1 exam, which consists of five free-response questions and is worth 50% of your final exam score - reason why the FRQ section is very important to focus on. To get full points in this section, you will be required to draw graphs, show your work for calculations, and provide concise but thorough responses.AP Physics 1: Course and Exam Description The FRQ is the second section of the AP Physics 1 exam, which consists of five free-response questions and is worth 50% of your final exam score - reason why the FRQ section is very important to focus on. To get full points in this section, you will be required to draw graphs, show your work for calculations, and provide concise but thorough ... Patients who do not fast before a physical exam, according to Weill Cornell Medical College, may see artificial increases in cholesterol levels that can result in a skewed and inac...We’ve revised those courses—alongside AP Physics C: Mechanics and AP Physics C: Electricity and Magnetism—to align the content and skills across the four AP Physics courses and provide more transparent, sequential frameworks for teachers and students. The revisions take effect with the 2024-25 school year (May 2025 AP Exams).ap14 AP Physics 1 Practice Exam - FRQ #2. advertisement. 2. (12 points, suggested time 25 minutes) A student hangs a 0.125 kg object on a spring, sets it into oscillation, and obtains the data for the position and. velocity of the object as a function of time shown in the graphs below. (a) On the grid below, sketch the potential energy of the ...Here's my own PDF solutions for the 2022 AP exams. I only do AP Calculus, Statistics, and Physics.: If you're looking for help in AP Physics 1, check out a new course I've put together here AP Statistics AP Calculus AB/BC AP Physics 1 AP Physics 2 AP Physics C: Mechanics Set 1 Set 2 AP Physics C: E&M Set 1 Set 2 And check out my YouTube channel for the video solutions: https://www.youtube.com ...Use to calculate, use to calculate the resistance, resistance of bulb. And then, vary power source to second voltage, voltage, and once again, measure above, measure above. See if resistance changes, see if resistance changes. So, we could say, if V across bulb, across bulb, over, let me actually, let me just write it this way.Question (12 points, suggested time 25 minutes) (a) A student of mass M S, standing on a smooth surface, uses a stick to push a disk of mass M D.The student exerts a constant horizontal force of magnitude F H over the time interval from time t = 0 to t = t f while pushing the disk. Questions 2 and 3 are long free-response questions that require about 25 minutes each to answer and are worth 12 points each. Show your work for each part in the space provided after that part. (7 points, suggested time 13 minutes) Identical blocks 1 and 2 are placed on a horizontal surface at points A and E, respectively, as shown. Attached below are all of the released official 2023 AP FRQ prompts for each AP Exam! Please note that for some AP exams, only one set of FRQs were released. If your set isn't shown below, that means yours wasn't one of the main forms and/or you did late testing. Monday, May 1, 2023.Section I: Multiple Choice. 50% of score | 1 hour and 30 minutes to complete. Section 1A: Single-select. 45 questions where you choose a single best answer. Section 1B: Multiple-select. 5 questions where you choose all correct answers. Section II: Free-Response Questions. 50% of score | 1 hour and 30 minutes to complete. 1 point. Example Response. There are no external forces on the system and no energy is dissipated by friction, so the total mechanical energy stays the same. Total for part (b) 1 point. ©2022 College Board AP® Physics 1: Algebra-Based 2022 Scoring Guidelines. (c) For a final bar chart where both. AP® Physics 1 | Free Response Questions | Albert. Practice. Free Response. Assessments. Overview. Experimental Design. This question type assesses student ability to design and describe a scientific investigation, analyze authentic laboratory data, and identify patterns or explain phenomena. FRQ. 7 questions. Spring Roller Coaster Energy. EK 4.C.1, Here's my own PDF solutions for the 2022 AP exams. I only do AP Calculus, Statistics, and Physics.: If you're looking for help in AP Physics 1, check out a new course I've put together here AP Statistics AP Calculus AB/BC AP Physics 1 AP Physics 2 AP Physics C: Mechanics Set 1 Set 2 AP Physics C: E&M Set 1 Set 2 And check out my YouTube channel for the video solutions: https://www.youtube.com ...AP Physics 1 Free Response Question Answers for Circular Motion & Gravitation. ... ⏱ Remember, the AP Physics 1 exam has 5 free-response questions, and you will be given 90 minutes to complete the FRQ section. (This means you should give yourself ~18 minutes to go through each practice FRQ.) Setup. A portion of a …AP Physics 1 Free Response Question Answers for. Momentum. 👋 Welcome to the AP Physics Unit 5 FRQ ( Momentum) Answers. Have your responses handy as you go through the rubrics to see how you did! ⏱ Remember, the AP Physics 1 exam has 5 free-response questions, and you will be given 90 minutes to complete the FRQ section.PHYSICS 1. Directions: Questions 1, 4, and 5 are short free-response questions that require about 13 minutes each to answer and are worth 7 points each. Questions 2 and 3 are long free-response questions that require about 25 minutes each to answer and are worth 12 points each. Show your work for each part in the space provided after that part.2017 FRQ Practice - Stream Slides. april 1, 2020. P. Peter Apps. 🎡 Exam Skills study guides written by former AP Physics 1 students to review Exam Skills with detailed explanations and practice questions.How to Self-Study for The AP Physics 1 Exam. ... AP Physics 1 Labs. 4 min read • written by Peter Apps. Unit 2 FRQ (Dynamics) 3 min read. Unit 5 FRQ (Momentum) Answers. 3 min read. Paragraph Length Response.AP ® Physics 1 2023 Free-Response Questions . When the cart is at + L. and momentarily at rest, a block is dropped onto the cart, as shown in Figure 3. The block . sticks to the … 1 point. the gravitational force One earned point is deducted for drawing any extraneous vectors. One earned point is deducted for vector lengths that do not allow the system to accelerate in the proper direction. (b) 3 points. For writing an equation for Newton’s second law for block 1. m 1 a = T - m 1 g. AP Physics 1 International Exam 2022 FRQ #2 Solution/AnswersFull AP Physics 1 Exam Review: Kinematics - https://youtu.be/-Z8k8x0fdfAFull AP Physics 1 …Excerpted from the AP Physics 1 Course and Exam Description, the Course at a Glance document outlines the topics and science practices covered in the AP Physics 1 course, along with suggestions for sequencing. ... Exam Weighting (Free-Response Section) 1. Modeling: Use representations and models to communicate scientific phenomena and …In order for you to score a 4 or 5 on the AP® Physics 1 & 2 exams, it is important for you to follow the tips outlined below. In 2019, only 35.2% of students who took the AP® Physics 2 exam received a grade of 4 or 5. The AP® Physics 1 & 2 exams cover all of the topics in the previous AP® Physics B & C exams plus some additional ones as well. Example Response. The gravitational force is greater for objects that are closer together, and Moon B is closer to the planet than Moon A, so the gravitational force from the planet is greater for Moon B than for Moon A. Total for part (b) 3 points. ©2022 College Board. AP® Physics 1: Algebra-Based 2022 Scoring Guidelines. Questions 2 and 3 are long free-response questions that require about 25 minutes each to answer and are worth 12 points each. Show your work for each part in the space provided after that part. In the three circuits shown above, the batteries are all identical, and the lightbulbs are all identical. Study Tip 2: Take a Practice Test. Probably the best way to get a feel for how best to use the AP Physics 1 formula sheet on the actual exam is to take a practice test — or at least do a series of practice questions — using the sheet as a resource.. While there aren't many AP Physics 1 practice exams available, there is an unofficial one available from CrackAP.Questions 2 and 3 are long free-response questions that require about 25 minutes each to answer and are worth 12 points each. Show your work for each part in the space provided after that part. In the three circuits shown above, the batteries are all identical, and the lightbulbs are all identical.👋 Welcome to the AP Physics Unit 1 FRQ ( Kinematics ). These are longer questions, so grab some paper and a pencil, or open up a blank page on your computer. …Course Overview. AP Physics 1 is an algebra-based, introductory college-level physics course. Students cultivate their understanding of physics through classroom study, in-class activity, and hands-on, inquiry-based laboratory work as they explore concepts like systems, fields, force interactions, change, and conservation.3 Questions | 45 Minutes | 50% of Exam Score. One of the 3 free-response questions will include an experimental or lab-based component. Questions will assess all 7 of the science practices: visual representations, question and method, representing data and phenomena, data analysis, theoretical relationships, mathematical routines, and ...AP Physics; Physics C: Mechanics, Physics C: Electricity and Magnetism Course Description or “Terms Defined” in the AP Physics 1: Algebra-Based Course and Exam Description and the AP Physics 2: Algebra-Based Course and Exam Description. 5. The scoring guidelines typically show numerical results using the value g = 9.8 m s2, but the …The multiple-choice section consists of two question types. Single-select questions are each followed by four possible responses, only one of which is correct. Multi-select questions … Questions 2 and 3 are long free-response questions that require about 25 minutes each to answer and are worth 12 points each. Show your work for each part in the space provided after that part. In the three circuits shown above, the batteries are all identical, and the lightbulbs are all identical. The format of the AP® Physics 1 exam is detailed in the table below: Section. Section I: Multiple Choice Questions. Section II: Free Response Questions. Number of Questions. 50 questions of both discrete questions and question sets. Questions are both multiple choice and multiple select. 1 Experimental Design Question. Section I: Multiple Choice. 50 Questions | 1 Hour 30 Minutes | 50% of Exam Score. Questions are either discrete questions or question sets, in which students are provided with a stimulus or a set of data and a series of related questions. The section includes 5 individual multi-select questions (2 options are correct). AP Physics 1 Free Response. AP Physics 1 Practice Exams Free Response Notes Videos Study Guides. Here is a complete listing of the best online resources for AP Physics 1 free response questions.AP Physics 1 Free Response. AP Physics 1 Practice Exams Free Response Notes Videos Study Guides. Here is a complete listing of the best online resources for AP Physics 1 free response questions.After you finish, you can see how you did with Unit 3 FRQ ( Circular Motion & Gravitation) Answers. ⏱ The AP Physics 1 exam has 5 free-response questions, and you will be given 90 minutes to complete the FRQ section. (This means you should give yourself ~18 minutes to go through each practice FRQ.) 🤔 Need a quick refresher of the unit as a ...Apr 16, 2022 ... This video focuses on getting a 5 on AP Physics 1. Historically, AP Physics 1 has proven to be among the hardest AP exams, with only around ...Free Response Question 1 ... AP Physics 1: Algebra-Based Course and Exam Description . and the . AP Physics 2: Algebra-Based Course and Exam Description. 5. The scoring guidelines typically show numerical results using the value . g = 9.8 m s. 2, but the use of 10 m s. 2 . is of course also acceptable. Solutions usually show numerical answers ...When you set up your wireless connection, the router or device that enables the connection is called an access point. The AP name is the name by which other devices list your wirel...As a commercial driver, you are required to pass a Department of Transportation (DOT) physical exam every two years in order to maintain your license. The DOT physical is an import...Free-Response Questions from the 2022 AP Physics 1: Algebra-Based Exam Physics 1: Algebra-Based; Free-Response Questions; 2022; exam resources; exam information; teaching resources; exam practiceUse to calculate, use to calculate the resistance, resistance of bulb. And then, vary power source to second voltage, voltage, and once again, measure above, measure above. See if resistance changes, see if resistance changes. So, we could say, if V across bulb, across bulb, over, let me actually, let me just write it this way.If you're looking for help in AP Physics 1, check out a new course I've put together here I'm going to put together my own solutions for the 2021 AP Physics 1, AP Physics 2, AP Physics C, AP Calculus AB, AP Calculus BC, and AP Statistics Free Response questions here, after the questions are released. I'll be putting up YouTube videos …1. Assuming a counter-clockwise rotation is positive, calculate the net torque on the rod. 2. Calculate the rotational inertia of the rod. 3. Calculate the angular acceleration of the rod. 4. If the rod accelerates from rest, determine the time it …Colleges agree that Units 8-10 can be removed from AP Physics 1 since they are covered in AP Physics 2; accordingly, Units 8-10 are no longer tested in AP Physics 1. As of 2021, AP Physics 1 Exams focus exclusively on content covered in Units 1-7. Learn about the foundational principles of physics as you explore Newtonian mechanics; work ...The AP Physics 1 exam has two sections: multiple choice and free response. The free response-section comes second and contains five questions: Experimental Design (1 question) Assesses student ability to design and describe a scientific investigation, analyze authentic laboratory data, and identify patterns or explain phenomena.Study guides & practice questions for 4 key topics in AP Physics 1 Unit 7 – Torque & Rotational Motion ... How to Self-Study for The AP Physics 1 Exam. ... AP Physics 1 Labs. 4 min read • written by Peter Apps. Unit 2 FRQ (Dynamics) 3 min read. Unit 5 FRQ (Momentum) Answers. 3 min read.

AP Physics C: Mechanics and AP Physics C: Electricity and Magnetism. Both AP Physics C courses are calculus-based, meaning you should have already taken calculus or concurrently be taking calculus while you take …. Does dish have big ten network

ap physics 1 exam frq

My solutions to Free Response Question #3 from the 2018 AP Physics 1 Exam. Also included are my reflections on how to get more points on the exam. Content Times: 0:13 Reading part (a) 1:14 Solving part (a) 3:02 Part (b) 5:11 Reading part (c) 6:07 Solving part (c) 7:52 Part (d)Section I: Multiple Choice. 50 Questions | 1 Hour 30 Minutes | 50% of Exam Score. Questions are either discrete questions or question sets, in which students are provided with a stimulus or a set of data and a series of related questions. The section includes 5 individual multi-select questions (2 options are correct).AP Physics 1: Unit 2: Dynamics- Exam Style questions with Answer- FRQ Question The two guide rails for the elevator shown above each exert a constant friction force of 100 newtons on the elevator car when the elevator car is moving upward with an acceleration of 2 meters per second squared.If you're preparing for the civil service exam, this page can help you gain insight into how the test works and how you can succeed. Written by Evan Thompson Contributing Writer Le...We reviewed six schools based on course features, pricing, and reviews to find the best California real estate exam prep for you. Real Estate | Buyer's Guide Download our exam prep...AP Physics 1: Course and Exam Description. AP Physics 1: Course and Exam Description. Topic pages. Sample instructional activities. Unit at a glance. Unit opener. Course at a glance. Introduction. SUBMIT ALL. volume. Closed captions. Press the spacebar to toggle captions on and off. pause. replay.The AP Physics 1 exam is three hours long and consists of two sections: a multiple-choice section and a free-response section. AP Physics 1 Section. Timing. Number of Questions. Multiple Choice. 90 minutes. 45 single-select: discrete questions and questions in sets with one correct answer.Apr 6, 2020 ... The College Board has had to make some crazy decisions this year with their AP Exams! The AP Physics 1 is no different.Questions 2 and 3 are long free-response questions that require about 25 minutes each to answer and are worth 12 points each. Show your work for each part in the space provided after that part. In the three circuits shown above, the batteries are all identical, and the lightbulbs are all identical.Section I: Multiple Choice. 50% of score | 1 hour and 30 minutes to complete. Section 1A: Single-select. 45 questions where you choose a single best answer. Section 1B: Multiple-select. 5 questions where you choose all correct answers. Section II: Free-Response Questions. 50% of score | 1 hour and 30 minutes to complete.For an explanation that object 1 exerts a larger torque than object 2 1 point Example response for part (a)(ii) Object 1 is twice as far from the axle as object 2, while object 2 has only 1.5 times the weight of object 1. So, object 1 exerts a larger torque. Total for part (a) 4 points (b) Correct answer: “Opposite directions”"Why can’t we just calculate the average and award the final year students with a degree?" Tejas Kalyankar was watching the news with his father on the evening of July 9 when the f...General Notes About 2019 AP Physics Scoring Guidelines. 1. The solutions contain the most common method of solving the free-response questions and the allocation of points for this solution. Some also contain a common alternate solution. Other methods of solution also receive appropriate credit for correct work. 2.These are longer questions, so grab some paper and a pencil, or open up a blank page on your computer. After you finish, you can see how you did with Unit 4 FRQ (Energy) Answers . ⏱ The AP Physics 1 exam has 5 free-response questions, and you will be given 90 minutes to complete the FRQ section. (This means you should give yourself ~18 ...See All test questions. Real AP Past Papers with Multiple-Choice Questions. 1. A block attached to an ideal spring undergoes simple harmonic motion. The acceleration of the block has its maximum magnitude at the point where. A. the speed is the maximum. B. the speed is the minimum. C. the restoring force is the minimum.After you finish, you can see how you did with Unit 3 FRQ ( Circular Motion & Gravitation) Answers. ⏱ The AP Physics 1 exam has 5 free-response questions, and you will be given 90 minutes to complete the FRQ section. (This means you should give yourself ~18 minutes to go through each practice FRQ.) 🤔 Need a quick refresher of the unit as a ...My solutions to Free Response Question #3 from the 2019 AP Physics 1 Exam. Also included are my reflections on how to get perform better on the exam. Content Times: 0:13 Reading part (a) 2:16 Brainstorming 3:28 Answering part (a) 5:10 Reading part (b) 6:36 Answering part (b) 8:12 Part (c) 9:22 Part (d).

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