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- Hey what’s the answer to thisPart A You are driving home from school steadily at 94 km/h for 180 km. It then begins to rain and you slow to 65 km/h instantly. You arrive home after driving 4.0 hours. How far is your hometown from school? Express your answer using two significant figures. d = km Submit Request Answer Part B What was your average speed? Express your answer using two significant figures. km/h Submit Request AnswerPls find the acceleration from graph. 2. What does the graph represent
- A particle travels along a straight line with a velocity of v = (4t — 3t²) m/s, where t is in seconds. Part A Determine the position of the particle when t = 3.6 s. s=0 when t = 0. Express your answer to three significant figures and include the appropriate units. 8 = THPA Value Submit Provide Feedback Request Answer Units ?The graph below shows the position of a car moving along a highway. Identify the labeled points where 2. F E position D, A В Time the velocity is zero the velocity is positive the velocity if negative the acceleration is zero i. ii. iii. iv. the acceleration is positive the acceleration is negative V. vi.An object is moving in the positive x-direction. Select all true statements considering its 1 dimensional motion. If it is increasing its speed, its acceleration is in the positive x-direction. If it is not accelerating, it will move at a constant rate. If it is decreasing its speed, its acceleration is in the negative x-direction. If it is increasing its speed, its acceleration must be constant. It can be slowing down and have an acceleration in the positive x- direction. If its acceleration is non-zero, it will move forward by equal amounts over equal time intervals.
- In reaching her destination, a backpacker walks with an average velocity of 1.30 m/s, due west. This average velocity results because she hikes for 6.44 km with an average velocity of 2.53 m/s, due west, turns around, and hikes with an average velocity of 0.425 m/s, due east. How far east did she walk? X km 2.34 Additional Materials O eBookThe position of a particle along a straight line is given by s(³ 98² +158) ft, where t is in seconds. Part A Determine maximum acceleration during the time interval 0Question 4 E The velocity of a car in m s-l can be modeled as v(t) = 0.512 + 3t for 04 of 12 Part A At highway speeds, a particular automobile is capable of an acceleration of about 1.8 m/s². At this rate, how long does it take to accelerate from 75 km/h to 110 km/h? Express your answer to two significant figures and include the appropriate units. HA t = 30.55 S Submit Previous Answers Request Answer X Incorrect; Try Again; 7 attempts remaining Provide Feedback Next > P PearsonA car traveling 95 km/h slows down at a constant 0.50 m/s² just by "letting up on the gas." ▾ Part A Calculate the distance the car coasts before it stops. Express your answer using two significant figures. IVE ΑΣΦ £—20 = Submit Request Answer Part B Calculate the time it takes to stop. Express your answer using two significant figures. tstop= | ΑΣΦ ? ? S mA ball starts from rest and rolls down a hill with uniform acceleration, traveling 160 m during the second 5.3 s of its motion. ▾ Part A How far did it roll during the first 5.3 s of motion? Express your answer with the appropriate units. d= Value Submit HA Provide Feedback Request Answer UnitsRecommended textbooks for youCollege PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage LearningUniversity Physics (14th Edition)PhysicsISBN:9780133969290Author:Hugh D. Young, Roger A. FreedmanPublisher:PEARSONIntroduction To Quantum MechanicsPhysicsISBN:9781107189638Author:Griffiths, David J., Schroeter, Darrell F.Publisher:Cambridge University PressPhysics for Scientists and EngineersPhysicsISBN:9781337553278Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningLecture- Tutorials for Introductory AstronomyPhysicsISBN:9780321820464Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina BrissendenPublisher:Addison-WesleyCollege Physics: A Strategic Approach (4th Editio…PhysicsISBN:9780134609034Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart FieldPublisher:PEARSONCollege PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage LearningUniversity Physics (14th Edition)PhysicsISBN:9780133969290Author:Hugh D. Young, Roger A. FreedmanPublisher:PEARSONIntroduction To Quantum MechanicsPhysicsISBN:9781107189638Author:Griffiths, David J., Schroeter, Darrell F.Publisher:Cambridge University PressPhysics for Scientists and EngineersPhysicsISBN:9781337553278Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningLecture- Tutorials for Introductory AstronomyPhysicsISBN:9780321820464Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina BrissendenPublisher:Addison-WesleyCollege Physics: A Strategic Approach (4th Editio…PhysicsISBN:9780134609034Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart FieldPublisher:PEARSON