University Physics Volume 1
18th Edition
ISBN: 9781938168277
Author: William Moebs, Samuel J. Ling, Jeff Sanny
Publisher: OpenStax - Rice University
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 3, Problem 54P
Unreasonable results At the end of a race, a runner decelerates from a velocity of 9.00 m/s at a rate of
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
At the end of a race a runner decelerates from a velocity of 9.20 m/s at a rate of 1.90 m/s2.
(a)
How far in meters does she travel in the next 5.90 s? (Assume the deceleration of 1.90 m/s2 is constant over the full 5.90 s.)
m
(b)
What is her final velocity in m/s?
m/s
(c)
Evaluate the result. Does it make sense?
At the end of a race a runner decelerates from a velocity of 9.20 m/s at a rate of 1.90 m/s2.
(a)
How far in meters does she travel in the next 5.90 s? (Assume the deceleration of 1.90 m/s2 is constant over the full 5.90 s.)
m
(b)
What is her final velocity in m/s?
m/s
Unreasonable results At the end of a race, a runner decelerates from a velocity of 9.00 m/s at a rate of
2.00 m/s². (a) How far does she travel in the next 5.00 s?
Chapter 3 Solutions
University Physics Volume 1
Ch. 3 - Check your Understanding A cyclist rides 3 km west...Ch. 3 - Check your Understanding The position of an object...Ch. 3 - Check Your Understanding Protons in a linear...Ch. 3 - Check Your Understanding An airplane lands on a...Ch. 3 - Check Your Understanding A manned rocket...Ch. 3 - Check Your Understanding A bicycle has a constant...Ch. 3 - Check Your Understanding A chunk of ice beaks off...Ch. 3 - Check Your Understanding A particle starts from...Ch. 3 - Position, Displacement, and Average Velocity Give...Ch. 3 - Under what circumstances does distance traveled...
Ch. 3 - Bacteria move back and forth using their flagella...Ch. 3 - Give an example of a device used to measure time...Ch. 3 - Does a car’s odometer measure distance traveled or...Ch. 3 - During a given time interval the average velocity...Ch. 3 - There is a distinction between average speed and...Ch. 3 - Does the speedometer of a car measure speed or...Ch. 3 - If you divide the total distance traveled on a car...Ch. 3 - How are instantaneous velocity and instantaneous...Ch. 3 - Is it possible for speed to be constant while...Ch. 3 - Is it possible for velocity to be constant while...Ch. 3 - Give an example in which velocity is zero yet...Ch. 3 - If a subway train is moving to the left (has a...Ch. 3 - Plus and minus signs are used in one-dimensional...Ch. 3 - Motion with Constant Acceleration When analyzing...Ch. 3 - State two scenarios of the kinematics of single...Ch. 3 - What is the acceleration of a rock thrown straight...Ch. 3 - An object that is thrown straight up falls back to...Ch. 3 - Suppose you throw a rock nearly straight up at a...Ch. 3 - The severity of a fall depends on your speed when...Ch. 3 - How many times higher could an astronaut jump on...Ch. 3 - Finding Velocity and Displacement from...Ch. 3 - Position, Displacement, and Average Velocity...Ch. 3 - A car is 2.0 km west of a traffic light at t=0 and...Ch. 3 - The Shanghai maglev train connects Longyang Road...Ch. 3 - The position of a particle moving along the x...Ch. 3 - A cyclist rides 8.0 km east for 20 minutes, then...Ch. 3 - On February 15, 2013, a superbolide meteor...Ch. 3 - A woodchuck runs 20 m to the right in 5 s, then...Ch. 3 - Sketch the velocity-versus-time graph from the...Ch. 3 - Sketch the velocity-versus-time graph from the...Ch. 3 - Given the following velocity-versus-time graph,...Ch. 3 - An object has a position function x(t)=5tm . (a)...Ch. 3 - A particle moves along the x -axis according to...Ch. 3 - Unreasonable results. A particle moves along the x...Ch. 3 - Average and Instantaneous Acceleration A cheetah...Ch. 3 - Dr. John Paul Stapp was U.S. Air Force officer who...Ch. 3 - Sketch the acceleration-versus-time graph from the...Ch. 3 - A commuter backs her car out of her garage with an...Ch. 3 - Assume an intercontinental ballistic goes from...Ch. 3 - An airplane, starting from rest, move down the...Ch. 3 - Motion with Constant Acceleration A particle moves...Ch. 3 - A particle moves in a straight line with an...Ch. 3 - A particle moves in a straight line with an...Ch. 3 - (a) Sketch a graph of velocity versus time...Ch. 3 - (a) Sketch a graph of acceleration versus time...Ch. 3 - A particle has a contant acceleration of 6.0m/s2 ....Ch. 3 - At t=10s , a particle is moving from left to right...Ch. 3 - A well-thrown ball is caught in a well-padded...Ch. 3 - A bullet in a gun is accelerated from the firing...Ch. 3 - (a) A light-rail commuter train accelerates at a...Ch. 3 - While entering a freeway, a car accelerates from...Ch. 3 - Unreasonable results At the end of a race, a...Ch. 3 - Blood is accelerated from rest to 30.0 cm/s in a...Ch. 3 - During a slap shot, a hockey player accelerates...Ch. 3 - A powerful motocycle can accelerate from rest to...Ch. 3 - Freight trains can product only relatively small...Ch. 3 - A fireworks shell is accelerated from rest to a...Ch. 3 - A swan on a lake gets airborne by flapping its...Ch. 3 - A woodpecker’s brain is specially protected from...Ch. 3 - An unwary football player collides with a padded...Ch. 3 - A care package is dropped out of a cargo plane and...Ch. 3 - An express train passes through a station. It...Ch. 3 - Unreasonable results Dragsters can actually reach...Ch. 3 - Calculate the displacement and velocity at times...Ch. 3 - Calculate the displacement and velocity at times...Ch. 3 - A basketball referee tosses the ball straight up...Ch. 3 - A rescue helicopter is hovering over a person...Ch. 3 - Unreasonable results A dolphin in an aquatic show...Ch. 3 - A diver bounces straight up from a diving board,...Ch. 3 - (a) Calculate the height of a cliff if it takes...Ch. 3 - A very strong, but inept, shot putter puts the...Ch. 3 - You throw a ball straight up with an initial...Ch. 3 - A kangaroo can jump over an object 2.50 m high....Ch. 3 - Standing at the base of one of the cliffs of Mt....Ch. 3 - There is a 25O-m-high cliff at Half Dome in...Ch. 3 - The acceleration of a particle varies with time...Ch. 3 - Between t=0 and t=t0 , a rocket moves straight...Ch. 3 - The velocity of a particle moving along the x...Ch. 3 - A particle at rest leaves the origin with its...Ch. 3 - Professional baseball player Nolan Ryan could...Ch. 3 - An airplane leaves Chicago and makes the 3000-km...Ch. 3 - Unreasonable Results A cyclist rides 16.0 km east,...Ch. 3 - An object has an acceleration of +1.2cm/s2 . At...Ch. 3 - A particle moves along the x -axis according to...Ch. 3 - A particle moving at constant acceleration has...Ch. 3 - A train is mowing up a steep grade at constant...Ch. 3 - An electron is moving in a straight line with a...Ch. 3 - An ambulance driver is rushing a patient to the...Ch. 3 - A motorcycle that is slowing down uniformly covers...Ch. 3 - A cyclist travels from point A to point B in 10...Ch. 3 - Two trains are moving at 30 m/s in opposite...Ch. 3 - A 10.0-m-long truck moving with a constant...Ch. 3 - A police car waits in hiding slightly off the...Ch. 3 - Pablo is running in a half marathon at a velocity...Ch. 3 - Unreasonable results A runner approaches the...Ch. 3 - An airplane accelerates at 5.0m/s2 for 30.0 s....Ch. 3 - Compare the distance traveled of an object that...Ch. 3 - An object is moving east with a constant velocity...Ch. 3 - A ball is thro straight up. It passes a...Ch. 3 - A coin is dropped from a hot-air balloon that is...Ch. 3 - A soft tennis ball is dropped onto a hard floor...Ch. 3 - Unreasonable results. A raindrop falls from a...Ch. 3 - Compare the time in the air of a basketball player...Ch. 3 - Suppose that a person takes 0.5 s to react and...Ch. 3 - A hot-air balloon rises from ground level at a...Ch. 3 - (a) A world record was se for the men’s 100-m dash...Ch. 3 - An object is dropped from a height of 75.0 m above...Ch. 3 - A steel ball is dropped onto a hard floor from a...Ch. 3 - An object is dropped from a roof of a building of...Ch. 3 - In a 100-rn race, the winner is timed at 11.2 s....Ch. 3 - The position of a particle moving along the x...Ch. 3 - A cyclist sprints at the end of a race to clinch a...Ch. 3 - In 1967, New Zealander Burt Munro set the world...
Additional Science Textbook Solutions
Find more solutions based on key concepts
A wild-type fruit fly (heterozygous for gray body color and led eyes) is mated Willi a black fruit fly wltli pu...
Campbell Biology (11th Edition)
If someone at the other end of a room smokes a cigarette, you may breathe in some smoke. The movement of smoke ...
Campbell Essential Biology with Physiology (5th Edition)
Identify each of the following characteristics as belonging to cervical, thoracic, or lumbar vertebrae; the sac...
Human Anatomy & Physiology (2nd Edition)
The number of named species is about __________, but the actual number of species on Earth is estimated to be a...
Biology: Life on Earth (11th Edition)
Evidence to show that the structural formula may not always be useful in predicting smell is to be explained. C...
Living By Chemistry: First Edition Textbook
Choose the best answer to each of the following. Explain your reasoning. The fact that we always see the same f...
Cosmic Perspective Fundamentals
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- The brakes are applied to a moving car, causing it to uniformly slow down. While slowing, it moves a distance of 40.0 m in 7.00 s to a final velocity of 2.05 m/s, at which point the brakes are released. (a) What was its initial speed (in m/s), just before the brakes were applied? i have tried so many ways to solve this and i cant please explainarrow_forwardPlease asaparrow_forward3. A ball is directly thrown upward with a velocity of 5 m/s. (a) Find the maximum height reached in m. (b) Find the total time of flight in s. (c) What will be the final velocity v of the ball just before it hits the ground? (Neglect air resistance.)arrow_forward
- 72) (a) Calculate the height of a cliff if it takes 2.35 s for a rock to hit the ground when it is thrown straight up from the cliff with an initial velocity of 8.00 m/s. (b) How long a time would it take to reach the ground if it is thrown straight down with the same speed? ution Sarrow_forwardAt the end of a race, a runner decelerates from a velocity of 9.00 m/s at a rate of 2.00 m/s. (a) How far does she travel in the next 5.00 s? (b) What is her final velocity? (c) Evaluate the result. Does it make sense?arrow_forwardOn a 200 km bike cycle ride, you ride the first 90 km at an average speed of 20 m/s. What mustyour average speed over the next 40 km be to have your average speed for the total 200 km be?(b) Given this average speed for the first 90 km, can you possibly attain an average speed of80 m/s for the total 200 km ride? Explain.arrow_forward
- A soft tennis ball is dropped onto a hard floor from a height of 2.00 m and rebounds to a height of 1.59 m. (Assume that the positive direction is upward.)(a) Calculate its velocity just before it strikes the floor. m/s(b) Calculate its velocity just after it leaves the floor on its way back up. m/s(c) Calculate its acceleration during contact with the floor if that contact lasts 3.50 ms. m/s2(d) How much did the ball compress during its collision with the floor, assuming the floor is absolutely rigid? marrow_forwardThe graph below plots the position versus time for a particular partide moving along the x-axis. What is the average velocity over the following time intervals (in m/s)? (Indicate the direction with the signs e your answers.) x (m) 16 14 12 10 A 6 4 2 -2 (a) o to 2.00 ✔m/s 3 4 r(s) D (b) 0 to 4.00 s S What is the definition of average velodty? What is the initial and find tine? What is the time interval? Read the initial and final positions from the graph, then calculate the displacement from the ori m/s (o) 2.00 s to 4.00 4 What is the definition of average velocity? What is the initial and final time? What is the time interval? Read the initial and final positions from the graph, the calculate the displacement from the grash mysarrow_forwardA soft tennis ball is dropped onto a hard floor from a height of 1.90 m and rebounds to a height of 1.51 m. (Assume that the positive direction is upward.)(a) Calculate its velocity just before it strikes the floor.m/s(b) Calculate its velocity just after it leaves the floor on its way back up.m/s(c) Calculate its acceleration during contact with the floor if that contact lasts 3.50 ms.m/s2(d) How much did the ball compress during its collision with the floor, assuming the floor is absolutely rigid?arrow_forward
- A soft tennis ball is dropped onto a hard floor from a height of 1.90 m and rebounds to a height of 1.49 m. (Assume that the positive direction is upward.) (a) Calculate its velocity just before it strikes the floor. m/s (b) Calculate its velocity just after it leaves the floor on its way back up. m/s (c) Calculate its acceleration during contact with the floor if that contact lasts 3.50 ms. m/s2 (d) How much did the ball compress during its collision with the floor, assuming the floor is absolutely rigid? marrow_forwardA swimmer bounces straight up from a diving board and falls feet first into a pool. She starts with a velocity of 4.00 m/s, and her takeoff point is 1.10 m above the pool. a)How long (in s) are her feet in the air? b) c)What is her velocity (in m/s) when her feet hit the water?arrow_forwardYou drive a beat-up pickup truck down a straight road for 5.2 mi at 43 mi/h, at which point yourun out of fuel. You walk 1.2 mi farther, to the nearest gas station, in 27 min (= 0.450 h). What isyour average velocity from the time you started your truck to the time that you arrived at thestation?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
College PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
University Physics (14th Edition)PhysicsISBN:9780133969290Author:Hugh D. Young, Roger A. FreedmanPublisher:PEARSON
Introduction To Quantum MechanicsPhysicsISBN:9781107189638Author:Griffiths, David J., Schroeter, Darrell F.Publisher:Cambridge University Press
Physics for Scientists and EngineersPhysicsISBN:9781337553278Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Lecture- Tutorials for Introductory AstronomyPhysicsISBN:9780321820464Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina BrissendenPublisher:Addison-Wesley
College Physics: A Strategic Approach (4th Editio...PhysicsISBN:9780134609034Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart FieldPublisher:PEARSON
College Physics
Physics
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
University Physics (14th Edition)
Physics
ISBN:9780133969290
Author:Hugh D. Young, Roger A. Freedman
Publisher:PEARSON
Introduction To Quantum Mechanics
Physics
ISBN:9781107189638
Author:Griffiths, David J., Schroeter, Darrell F.
Publisher:Cambridge University Press
Physics for Scientists and Engineers
Physics
ISBN:9781337553278
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Lecture- Tutorials for Introductory Astronomy
Physics
ISBN:9780321820464
Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina Brissenden
Publisher:Addison-Wesley
College Physics: A Strategic Approach (4th Editio...
Physics
ISBN:9780134609034
Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher:PEARSON
Position/Velocity/Acceleration Part 1: Definitions; Author: Professor Dave explains;https://www.youtube.com/watch?v=4dCrkp8qgLU;License: Standard YouTube License, CC-BY