Ap physics 1 fiveable - If you want to own physical gold but don't want to store it yourself, consider Vaulted. It's a service backed by an experienced company that lets you buy and sell gold while keepin...

 
๐ŸŽก Previous Exam Prep study guides written by former AP Physics 1 students to review Previous Exam Prep with detailed explanations and practice questions.. Blink gym capacity

After overseeing franchises like 'World of Warcraft' and 'Candy Crush,' Activision COO Daniel Alegre will try to lead Yuga Labs into gaming. Activision Blizzard COO Daniel Alegre i... Fiveable is best place to study for your APยฎ exams. Free AP Physics 1 study guides for Exam Skills. Get to know fellow AP Psysics 1 students and exchange knowledge to prepare for the AP exam! ... Events | Login. Get cheatsheets. Light. Light. AP Physics 1 ... Learn how to ace your next APUSH test. Study all the important events and people you need to know. Use this guide to master the required content and gain a deeper understanding of unit 1. ๐Ÿ•น๏ธ Play: APUSH Unit 1 Trivia. ๐Ÿ“š Read: Unit 1 Overview: Early Contact with the New World (1491-1607) ๐Ÿ“š Read: 1.1 Context: European Encounters in the ...Acceleration. written by Christian Horner. 2024 AP Physics 1 exam study guides, practice quizzes, live reviews, community support | Fiveable. With Fiveable's AP Physics 1 Practice Quizzes, you can try test-like questions at your own pace! Instant correct/incorrect grading responses & answer explanations. Welcome to the Fiveable question and answer sessions for AP Physics 1. We will be holding comprehensive reviews in which we give students opportunites to ask questions about all things AP Physics, so come ready with all your questions! ... In this complete review of AP Physics 1, we'll cover everything from kinematics to circular motion to ...Therefore, the total energy of the oscillator at the equilibrium position is: U + K = 1/2(100 N/m)(0.5 m)^2 + 0 = 12.5 J. This means that the total energy of the oscillator at the equilibrium position is 12.5 J. ๐ŸŽฅWatch: AP Physics 1 - Problem Solving q+a Simple Harmonic OscillatorsJan 18, 2023 ยท The idea of using a field of vectors to represent the gravitational attraction between two objects is beyond the scope of AP Physics 1, so we use a simplified version of a. vector field. to represent this interaction. Image courtesy of School for Champions. This image displays the gravitational attraction between the Earth and the moon. Once upon a time, if you wanted to learn about a topic like physics, you had to either take a course or read a book and attempt to navigate it yourself. A subject like physics coul...AP Physics 1 Practice Questions (MCQ): Unit 1 โ€“ Kinematics: 1.2 Representations of Motion. Browse more practice questions. Collapse all. Study guides & practice questions for key topics in AP Physics 1 Unit 8 โ€“ Electric Charges & Electric Force 3.1 Vector Fields. Vector fields in physics are mathematical representations of a physical quantity that has both magnitude and direction.In the case of uniform circular motion, the vector field โ€ฆSelect a subject to start studying. Subject. Unit. Topic. Difficulty. Number of questions. Start Practicing. Thousands of practice questions for all AP, ACT, and SAT exams, from easy to extremely hard. Test your knowledge!Jan 18, 2023 ยท This equation can be used to determine the acceleration of gravity for any planet given its mass and radius.To recap, in this equation, g is the gravitational field in m/s/s, G is the universal gravitation constant 6.7 x 10^-11 N * m^2/kg^2, r is the radius in meters, and m is the mass in kilograms. With Fiveable's AP Physics 1 Practice Quizzes, you can try test-like questions at your own pace! Instant correct/incorrect grading responses & answer explanations.Get cheatsheets. AP Physics 1. Unit 1 โ€“ Kinematics. Unit 3 โ€“ Circular Motion & Gravitation. Unit 6 โ€“ Simple Harmonic Motion. Unit 7 โ€“ Torque & Rotational Motion. โ€ฆAug 18, 2023 ยท Your Guide to the 2024 AP Physics 1 Exam. We know that studying for your AP exams can be stressful, but Fiveable has your back! We created a study plan to help you crush your AP Physics 1 exam. This guide will continue to update with information about the 2024 exams, as well as helpful resources to help you do your best on test day. How Can I Get a 5 in AP Physics 1? · 1. Familiarize yourself with the 2021 exam format · 2. Organize your resources and notes · 3. Research on key topics, ...๐ŸŽก Previous Exam Prep study guides written by former AP Physics 1 students to review undefined with detailed explanations and practice questions.3.1 Vector Fields. Vector fields in physics are mathematical representations of a physical quantity that has both magnitude and direction.In the case of uniform circular motion, the vector field โ€ฆ๐ŸŽก Previous Exam Prep study guides written by former AP Physics 1 students to review Previous Exam Prep with detailed explanations and practice questions.AP Physics 1 Cram Finales. All events run from 7-10pm Eastern, with the replay available immediately after. ๐Ÿ“• Night 1, May 6 โ€“ Units 1-2. ๐Ÿ“˜ Night 2, May 7 โ€“ Units 3-4. ๐Ÿ“ Night 3, May 8 โ€“ Units 5-6. ๐Ÿฝ Night 4, May 9 โ€“ Unit 7. ๐Ÿง Night 5, May 10 โ€“ Grand Finale.Nov 13, 2019 ยท ๐ŸŽก Previous Exam Prep study guides written by former AP Physics 1 students to review undefined with detailed explanations and practice questions. Fiveable helps students feel confident for big exams with study guides, cheatsheets, practice questions, and live events across 38 APs, SATs, ACTs, and College Admissions. ... ๐Ÿงช AP Chemistry โ™ป๏ธ AP Environmental Science ๐Ÿ’ก AP Physics 1 ๐Ÿงฒ AP Physics 2 ๐Ÿ’ก AP Physics C: E&M ๐Ÿ’ก AP Physics C: Mechanics ๐Ÿงฌ AP Biology. English. ๐Ÿ“š ...College football is not just a game, but a multi-billion dollar industry that captivates fans across the nation. One of the most influential factors in determining a teamโ€™s success...๐Ÿ’กAP Physics 1 Veterans: Be sure to understand the difference between AP Physics 1 and AP Physics 2 in terms of expectations when it comes to test-taking, specifically the FRQs. You will now be held accountable for the concept of experimental uncertainty when examining graphs and experiments. Other notable differences include โ€ฆIn a recent survey from HiBob, employees revealed that despite some comforts of working from home, they're eager to return to the physical workplace. If you think all of your emplo...Watch: AP Physics 1 - Unit 2 Streams. Example Problem: You have been asked to design a plan for collecting data to measure both the gravitational mass and the inertial mass of a golf ball. You will also need to determine whether the golf ball has the same gravitational mass and inertial mass, or if they are different.Presentation Slides, Angular Momentum. april 15, 2020. Kelley Commeford. ๐Ÿ“‘ Summary. โณ Timestamps. ๐Ÿ“š Resources. ๐ŸŽก Previous Exam Prep study guides written by former AP Physics 1 students to review undefined with โ€ฆ2024 AP Physics C: E&M exam study guides, practice quizzes, live reviews, community support | Fiveable Sign up. or. Log in. Find what you need to study Cram Mode. Guides. Practice ... ๐ŸŒถ๏ธ AP Physics c: Electricity & Magnetism Finale Watch Party Admin 2. written by Peter Apps. AP Physics C: Electricity + Magnetism Finale .๐ŸŽก Unit 5 study guides written by former AP Physics 1 students to review Unit 5 โ€“ Momentum with detailed explanations and practice questions. AP Physics 1 Unit 5.4 Conservation of Linear Momentum | Fiveable Get to know fellow AP Psysics 1 students and exchange knowledge to prepare for the AP exam! ... Events | Login. Get cheatsheets. Light. Light. AP Physics 1 ... A) 2.25 N B) 4.5 N C) 9 N D) 1.5 N. Answer: D) 1.5 N Explanation: The centripetal force acting on an object in uniform circular motion is given by the formula F = m * a_c, where F is the centripetal force, m is the mass of โ€ฆApr 6, 2021 ... Comments575 · All physics explained in 15 minutes (worth remembering) · AP Physics 1 review of Forces and Newton's Laws | Physics | Khan Academy. The most epic AP cram experience โ€15 hours of live review with AP experts in the 5 nights before your exam ๐Ÿ“• Night 1: All the Content! Part 1 ๐Ÿ“˜ Night 2: All the Content! Part 2 ๐Ÿ“ Night 3: Skills & Drills, Part 1 ๐Ÿฝ Night 4: Skills & Drills, Part 2 ๐Ÿง Night 5: The Grand Finale ๐Ÿ“Œ Exam Day. Get Cram Pass View Schedule Free Cram ... Jan 18, 2023 ยท This equation can be used to determine the acceleration of gravity for any planet given its mass and radius.To recap, in this equation, g is the gravitational field in m/s/s, G is the universal gravitation constant 6.7 x 10^-11 N * m^2/kg^2, r is the radius in meters, and m is the mass in kilograms. Dec 15, 2020 ยท Advanced Placement Physics 1 is an algebra-based physics course that explores the nature and properties of matter and energy. ๐Ÿง‘โ€๐Ÿ”ฌJoin Fiveable's AP Physics... 7.3 Angular Momentum and Torque. of the system. are vectors and can be characterized as positive or negative depending on whether they give rise to or correspond to counterclockwise or clockwise rotation with respect to an axis. of a system may change due to interactions with other objects or systems. is exerted.Dec 20, 2021 ยท Here is an outline for AP Physics 1, Unit 4: Energy, created in accordance with the 2019 Course and Exam Description published by the College Board. ๐Ÿ‘‰Check out all the Fiveable guides, slides, and videos for AP Physics 1 ๐ŸŽก Previous Exam Prep study guides written by former AP Physics 1 students to review Previous Exam Prep with detailed explanations and practice questions.Next topic. ๐ŸŽก Previous Exam Prep study guides written by former AP Physics 1 students to review Previous Exam Prep with detailed explanations and practice questions.After you finish, you can see how you did with Unit 6 FRQ (Simple Harmonic Motion) Answers. โฑ 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.) ๐Ÿค” Need a quick refresher of the unit as a whole?AP Physics 1 Practice Questions (MCQ): All units: All topics ... When three identical lamps are connected in series to a battery and one lamp burns out, what ...Free Support in All AP Subjects & Live Stream Reviews | Fiveable. Sign up. or. Log in. Cram Mode. wow. AP Score Calculators. wow. Guides Practice Quizzes Events Dashboard. Light. Study guides for every unit Learn exactly what you need to know for every AP exam ... AP Physics 1. ๐Ÿงฒ. AP Physics 2. ๐Ÿ’ก ...A space to study with other students. Get to know fellow AP Psysics 1 students and exchange knowledge to prepare for the AP exam!AP Physics 1 Practice Questions (MCQ): Unit 1 โ€“ Kinematics: 1.2 Representations of Motion. Browse more practice questions. Collapse all.Get prepared for your first AP Bio unit 1 test. Review important concepts with these resources and feel more confident in class. Brush up on your biology knowledge with the video: Intro to AP Biology. ๐Ÿ“š Read: 1.0 Unit 1 Overview: Chemistry of Life. ๐Ÿ“š Read: 1.1 Structure of Water and Hydrogen Bonding. ๐Ÿ“š Read: 1.2 Elements of Life.AP Physics 1 Practice Questions (MCQ): Unit 1 โ€“ Kinematics: 1.1 Position, Velocity, and Acceleration ... How does the kinetic energy of an object change when ...2024 AP Physics 2 exam study guides, practice quizzes, live reviews, community support | FiveableUnit 1 will cover approximately 1/4 to 1/3 of the exam and should take around 40, 45-minute class periods to cover. The AP Classroom personal progress check has ~35 multiple choice questions and 1 free response question for you to practice on. 1.1: Electric Charge & Coulomb's Law What is Charge? Charge is a fundamental property of โ€ฆ1. The external force acting on the student and desk is the push from the classmate and the push from the teacher. 2. The student's inertia affects their motion by causing them to resist a change in their motion. When the student and desk are at rest, they will remain at rest unless an external force is applied to them.With Fiveable's AP Physics 1 Practice Quizzes, you can try test-like questions at your own pace! Instant correct/incorrect grading responses & answer explanations.Cover the essentials of AP Physics 1 with things that you should have memorized to succeed in this physics class. We'll cover everything from test prep to the labs. With this review, ... Welcome to the Fiveable question and answer sessions for โ€ฆAP Physics 1 Practice Questions (MCQ): Unit 1 โ€“ Kinematics: 1.1 Position, Velocity, and Acceleration · Displacement varies with the square of time.AP Physics 1 Exam Review 2023 | Study Guides, Trivia, Lives | Fiveable. Subject. ๐ŸŽก AP Physics 1. Study Guides by Unit. ๐Ÿ‘Ÿ Unit 1 โ€“ Kinematics. ๐ŸŒ€ Unit 2 โ€“ Dynamics. ๐Ÿš€ โ€ฆStudy Guides by Unit. ๐Ÿ‘Ÿ Unit 1 โ€“ Kinematics. ๐ŸŒ€ Unit 2 โ€“ Dynamics. ๐Ÿš€ Unit 3 โ€“ Circular Motion & Gravitation. โšก๏ธ Unit 4 โ€“ Energy. โ›ณ๏ธ Unit 5 โ€“ Momentum. ๐ŸŽธ Unit 6 โ€“ Simple Harmonic Motion. ๐ŸŽก Unit 7 โ€“ Torque & Rotational Motion. ๐Ÿ’ก Unit 8 โ€“ Electric Charges & Electric Force.Fiveable helps students feel confident for big exams with study guides, cheatsheets, practice questions, and live events across 38 APs, SATs, ... ๐Ÿงช AP Chemistry โ™ป๏ธ AP Environmental Science ๐Ÿ’ก AP Physics 1 ๐Ÿงฒ AP Physics 2 ๐Ÿ’ก AP Physics C: E&M ๐Ÿ’ก AP Physics C: Mechanics ๐Ÿงฌ AP Biology. English. ๐Ÿ“š AP English Lang ๐Ÿฝ AP English ...The. Qualitative / Quantitative Translation. is one of the 5 FRQs that appear on the AP Physics 1 Exam. This particular question is usually worth 12 points (out of a total of 45) and is suggested to take around 25 minutes to complete. The word qualitative implies the use of words. The word quantitative implies the use of mathematics.Derivations of the following: projectile range, projectile height, friction force on an incline, acceleration down an incline, maximum incline angle, acceleration of a pulley-system, Kepler's third law, and the period of a binary-star system.7.1 Rotational Kinematics. Rotational kinematics is the branch of physics that deals with the motion of rotating objects. In rotational kinematics, the rotational equivalent of linear motion quantities like displacement, velocity, and acceleration are used.These include angular displacement (ฮ”ฮธ), angular velocity (ฯ‰) and angular acceleration (ฮฑ). ...Image courtesy of opentextbook.. By convention, if work is done on the system it is considered to be positive work and will result in the total energy of the system increasing. Work done by the system is negative work and will remove energy from the system.. Power. Power is the rate at which Work is done on or by an object. It is โ€ฆBrowse Free Response Questions (FRQs) from past AP Physics 1 exams sorted by topic and practice your writing skills for the 2021 AP Exams.AP Physics 1 Labs. Unlike some other courses you may have taken, there are no required labs for AP Physics 1. However, since there is an experimental design FRQ on every exam (except 2020), knowing how to properly perform a laboratory experiment is vital to your success in the course. The CollegeBoard expects about 25% of your class โ€ฆUnit 9 Overview: DC Circuits. As of 2021, College Board only tests Units 1-7 on the AP Physics 1 exam. This page's content will not be tested on the exam, but we kept it online for you all as a resource. Electricity is everywhere, powering our daily lives. Most electronic devices, from cell phones and computers to flashlights and cars use direct.All Units. ๐Ÿ‘Ÿ Unit 1 โ€“ Kinematics. ๐ŸŒ€ Unit 2 โ€“ Dynamics. ๐Ÿš€ Unit 3 โ€“ Circular Motion & Gravitation. โšก๏ธ Unit 4 โ€“ Energy. โ›ณ๏ธ Unit 5 โ€“ Momentum. ๐ŸŽธ Unit 6 โ€“ Simple Harmonic Motion. ๐ŸŽก Unit 7 โ€“ Torque & Rotational Motion.2023 ๐ŸŽก AP Physics 1 Diagnostic Quiz | Fiveable. Crams. The most epic AP cram experienceโ€15 hours of live review with AP experts in the 5 nights before your exam๐Ÿ“• Night โ€ฆAP Physics 1 - Unit 1-4 Overview. Fiveable. 7.11K subscribers. Subscribed. 1. 2. 3. 4. 5. 6. 7. 8. 9. 0. 1. 2. 3. 4. 5. 6. 7. 8. 9. 0. 1. 2. 3. 4. 5. 6. 7. 8. 9. 1. 2. 3. 4. 5. Science. โš™๏ธ AP Physics C: Mechanics. ๐Ÿ’ก AP Physics C: E&M. ๐Ÿงฒ AP Physics 2. ๐ŸŽก AP Physics 1. ๐Ÿ‘Ÿ Unit 1 โ€“ Kinematics. โ€ข 1.1 Position, Velocity, and Acceleration. โ€ข 1.2 Representations of Motion. ๐ŸŒ€ Unit 2 โ€“ Dynamics. Apr 6, 2021 ... Comments575 · All physics explained in 15 minutes (worth remembering) · AP Physics 1 review of Forces and Newton's Laws | Physics | Khan Academy.Solution: The momentum of the train is given by the formula: momentum = mass * velocity. The mass of the train is 10000 kg, and its velocity is 50 m/s. Therefore, the momentum of the train is: momentum = 10000 kg * 50 m/s = 500000 kg*m/s. The total momentum of the cars is given by the formula: momentum = mass * velocity.Fiveable helps students feel confident for big exams with study guides, cheatsheets, practice questions, and live events across 38 APs, SATs, ACTs, and College Admissions. ... ๐Ÿงช AP Chemistry โ™ป๏ธ AP Environmental Science ๐Ÿ’ก AP Physics 1 ๐Ÿงฒ AP Physics 2 ๐Ÿ’ก AP Physics C: E&M ๐Ÿ’ก AP Physics C: Mechanics ๐Ÿงฌ AP Biology. English. ๐Ÿ“š ...AP Physics 1 is the first of two algebra-based Advanced Placement® physics classes. It used to be merged with content from AP Physics 2 into a yearlong Physics B class, but the College Board separated them into two separate classes.Nov 17, 2021 ยท 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 5 FRQ (Momentum) Answers. โฑ 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 ... The first equation relates the velocity to the period, T, of the motion. The period of the motion is the number of seconds the object takes to complete one full circle in a circular path. Since we know that v = ฯ‰r, we can divide both sides by r to obtain the angular equivalent to the first equation : ฯ‰ = 2ฯ€/T.Free Support in All AP Subjects & Live Stream Reviews | Fiveable. Sign up. or. Log in. Cram Mode. wow. AP Score Calculators. wow. Guides Practice Quizzes Events Dashboard. Light. Study guides for every unit Learn exactly what you need to know for every AP exam ... AP Physics 1. ๐Ÿงฒ. AP Physics 2. ๐Ÿ’ก ...Sep 28, 2021 ยท Short Answer: Paragraph Argument (1 question) Use dividers and paper clips to keep your physics notes in the same place. Color-code as you annotate and highlight your textbook and/or prep book. If you can't write on them, go all out with the sticky notes! Bookmark all your online resources and save them in a folder dedicated to AP Physics 1 for ... Jan 29, 2023 ยท 6.2 Energy of a Simple Harmonic Oscillator. At an AP Physics 1 level, the energy of a simple harmonic oscillator (SHO) can be understood as the sum of kinetic and potential energy. The kinetic energy of an SHO is the energy an object possesses due to its motion and is equal to. 1/2mv^2. , where m is the mass of the object and v is its velocity. Unit 9 Overview: DC Circuits. As of 2021, College Board only tests Units 1-7 on the AP Physics 1 exam. This page's content will not be tested on the exam, but we kept it online for you all as a resource. Electricity is everywhere, powering our daily lives. Most electronic devices, from cell phones and computers to flashlights and cars use direct.AP Physics 1 Study Tools, Practice & Study Guides | Fiveable. Light. 5. ๐ŸŽก AP Physics 1. ๐Ÿ“Œ Exam Date: May 17, 2024. ๐Ÿ”ฅ. Cram Finales. ๐Ÿ“š. Study Guides. ๐Ÿ•น๏ธ. Practice Questions. ๐Ÿ˜ˆ๏ธ. โ€ฆYour Guide to the 2024 AP Physics 1 Exam. We know that studying for your AP exams can be stressful, but Fiveable has your back! We created a study plan to help you crush your AP Physics 1 exam. This guide will continue to update with information about the 2024 exams, as well as helpful resources to help you do your best on test day.Do you know how to become a Physical Trainer? Find out how to become a Physical Trainer in this article from HowStuffWorks. Advertisement The US Department of Labor declared person...

Apr 6, 2021 ... Comments575 · All physics explained in 15 minutes (worth remembering) · AP Physics 1 review of Forces and Newton's Laws | Physics | Khan Academy.. Tv guide sierra vista az

ap physics 1 fiveable

Study Guides by Unit. ๐Ÿ‘Ÿ Unit 1 โ€“ Kinematics. ๐ŸŒ€ Unit 2 โ€“ Dynamics. ๐Ÿš€ Unit 3 โ€“ Circular Motion & Gravitation. โšก๏ธ Unit 4 โ€“ Energy. โ›ณ๏ธ Unit 5 โ€“ Momentum. ๐ŸŽธ Unit 6 โ€“ Simple Harmonic Motion. ๐ŸŽก Unit 7 โ€“ Torque & Rotational Motion. ๐Ÿ’ก Unit 8 โ€“ Electric Charges & Electric Force.Physics of Kitesurfing - To learn the physics of kitesurfing you have to know about aerodynamics and how kites work. Read more about kitesurfing physics. Advertisement To understan...Welcome to the Fiveable question and answer sessions for AP Physics 1. We will be holding comprehensive reviews in which we give students opportunites to ask questions about all things AP Physics, so come ready with all your questions! ... In this complete review of AP Physics 1, ...2023 ๐ŸŽก AP Physics 1 Diagnostic Quiz | Fiveable. Crams. The most epic AP cram experienceโ€15 hours of live review with AP experts in the 5 nights before your exam๐Ÿ“• Night โ€ฆ๐ŸŽก Previous Exam Prep study guides written by former AP Physics 1 students to review Previous Exam Prep with detailed explanations and practice questions.Browse Free Response Questions (FRQs) from past AP Physics 1 exams sorted by topic and practice your writing skills for the 2021 AP Exams.Subject Guides. Learn about the AP Chemistry essentials. These are things that you should have memorized to succeed in AP Chemistry. We'll cover everything from nomenclature to energy to significant figures. With this review, you'll be more than ready to โ€ฆAug 18, 2023 ยท Your Guide to the 2024 AP Physics 1 Exam. We know that studying for your AP exams can be stressful, but Fiveable has your back! We created a study plan to help you crush your AP Physics 1 exam. This guide will continue to update with information about the 2024 exams, as well as helpful resources to help you do your best on test day. With Fiveable's AP Physics 1 Practice Quizzes, you can try test-like questions at your own pace! Instant correct/incorrect grading responses & answer explanations.If I had to pick the best way to get a 5 in AP Physics 1 in five words, it'll be "familiarize, organize, research, practice, and ask." The AP Exam has a lot of tricks up its sleeve ๐Ÿ‘• and if you do these five things throughout the year (FORPA for short), you're on the right track towards earning that 5! ๐ŸŽ‰. 1.Overview. If I had to pick the best way to get a 5 in AP Physics 1 in five words, it'll be "familiarize, organize, research, practice, and ask." The AP Exam has a lot of tricks up its sleeve ๐Ÿ‘• and if you do these five things throughout the year ( FORPA for short), you're on the right track towards earning that 5! ๐ŸŽ‰. 1.Dec 16, 2021 ... Physics is inherently a math-based class. You need to practice all aspects of the content. Do as many practice questions as you humanly can. Acceleration. written by Christian Horner. Study guides & practice questions for 4 key topics in AP Physics 1 Unit 7 โ€“ Torque & Rotational Motion. Subject Guides. Learn about the AP Chemistry essentials. These are things that you should have memorized to succeed in AP Chemistry. We'll cover everything from nomenclature to energy to significant figures. With this review, you'll be more than ready to โ€ฆ.

Popular Topics