College Physics: A Strategic Approach (3rd Edition)
3rd Edition
ISBN: 9780321879721
Author: Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 3, Problem 73GP
A child slides down a frictionless 3.0-m-long playground slide tilted upward at an angle of 40°. At the end of the slide, there is an additional section that curves so that the child is launched off the end of the slide horizontally.
a. How fast is the child moving at the bottom of the slide?
b. If the end of the slide is 0.40 m above the ground, how far from the end does she land?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
A block of ice breaks loose and slides down the roof of an apartment building sloped at
an angle of 29.0° with the horizontal. The block moves 5.00m down the icy, frictionless
roof and leaves the edge 12.0m above the ground, as shown in the picture.
a. Calculate the block's velocity as it leaves
the roof.
b. How far from the base of the building does
the block strike the ground?
c. By how much does the block clear a 1.80-m
fence located 6.70 m from the building?
12 m
29°
1.8 m
6.7m
A skier gliding across the snow at 3.0 m/s suddenly starts down a 10° incline, reaching a speed of 15 m/s at the bottom. Friction between the snow and her freshly waxed skis is negligible.a. What is the length of the incline?b. How long does it take her to reach the bottom?
A roof worker loses his grip on his box of tools while working on a tall house. His box
slides down the roof. The roof is angled at 29 degrees with the horizontal. The roof is
made of a frictionless material. The box travels 5 m down the roof and then leaves
the edge of it 12 m above the ground.
a). Figure out the box's velocity as it leaves the house's roof?
b). How far from the base of the house does the box hit the ground?
c). By how much does the box clear the yard fence which is 1.8m tall and located
6.7m away from the base of the house?
I TOOLS
5m
29°
12 m
1.8m
6-7m
ENGL
Chapter 3 Solutions
College Physics: A Strategic Approach (3rd Edition)
Ch. 3 - a. Can a vector have nonzero magnitude if a...Ch. 3 - Is it possible to add a scalar to a vector? If so,...Ch. 3 - Suppose two vectors have unequal magnitudes. Can...Ch. 3 - Suppose C=A+B a. Under what circumstances does C =...Ch. 3 - For a projectile, which of the following...Ch. 3 - A baseball player throws a ball at a 40 angle to...Ch. 3 - An athlete performing the long jump tries to...Ch. 3 - A person trying to throw a ball as far as possible...Ch. 3 - If you kick a football, at what angle to the...Ch. 3 - A passenger on a jet airplane claims to be able to...
Ch. 3 - If you go to a ski area, youll likely find that...Ch. 3 - In an amusement-park ride, cars rolling along at...Ch. 3 - There are competitions in which pilots fly small...Ch. 3 - A cyclist goes around a level, circular track at...Ch. 3 - You are cycling around a circular track at a...Ch. 3 - An airplane has been directed to fly in a...Ch. 3 - When you go around a corner in your car, your car...Ch. 3 - Which combination of the vectors shown in Figure...Ch. 3 - Two vectors appear as in Figure Q3.19. Which...Ch. 3 - The gas pedal in a car is sometimes referred to as...Ch. 3 - A car travels at constant speed along the curved...Ch. 3 - A ball is fired from a cannon at point 1 and...Ch. 3 - A ball thrown at an initial angle of 37.0 and...Ch. 3 - A cannon elevated at 40 is fired at a wall 300 m...Ch. 3 - A car drives horizontally off a 73-m-high cliff at...Ch. 3 - A football is kicked at an angle of 30 with a...Ch. 3 - A football is kicked at an angle of 30 with a...Ch. 3 - Riders on a Ferris wheel move in a circle with a...Ch. 3 - Formula One race cars are capable of remarkable...Ch. 3 - A car goes around a corner in a circular arc at...Ch. 3 - A position vector with magnitude 10 m points to...Ch. 3 - A velocity vector 40 above the positive x-axis has...Ch. 3 - Jack and Jill ran up the hill at 3.0 m/s. The...Ch. 3 - Josh is climbing up a steep 34 slope, moving at a...Ch. 3 - A cannon tilted upward at 30 fires a cannonball...Ch. 3 - a. What are the x- and y-components of vector E of...Ch. 3 - Draw each of the following vectors, then find its...Ch. 3 - Draw each of the following vectors, then find its...Ch. 3 - Each of the following vectors is given in terms of...Ch. 3 - Each of the following vectors is given in terms of...Ch. 3 - A wildlife researcher is tracking a flock of...Ch. 3 - You begin sliding down a 15 ski slope. Ignoring...Ch. 3 - A car traveling at 30 m/s runs out of gas while...Ch. 3 - In the Soapbox Derby, young participants build...Ch. 3 - A piano has been pushed to the top of the ramp at...Ch. 3 - A car turns into a driveway that slopes upward at...Ch. 3 - Anita is running to the right at 5 m/s, as shown...Ch. 3 - An airplane cruises at 880 km/h relative to the...Ch. 3 - Anita is running to the right at 5 m/s, as shown...Ch. 3 - Raindrops are falling straight down at 12 m/s when...Ch. 3 - A boat takes 3.0 h to travel 30 km down a river,...Ch. 3 - Two children who are bored while waiting for their...Ch. 3 - A ball is thrown horizontally from a 20-m-high...Ch. 3 - A ball with a horizontal speed of 1.25 m/s rolls...Ch. 3 - A pipe discharges storm water into a creek. Water...Ch. 3 - A pipe discharges storm water into a creek. Water...Ch. 3 - Two spheres are both launched horizontally from a...Ch. 3 - A rifle is aimed horizontally at a target 50 m...Ch. 3 - A gray kangaroo can bound across a flat stretch of...Ch. 3 - On the Apollo 14 mission to the moon, astronaut...Ch. 3 - A sprinkler mounted on the ground sends out a jet...Ch. 3 - A good quarterback can throw a football at 27 m/s...Ch. 3 - Racing greyhounds are capable of rounding corners...Ch. 3 - To withstand g-forces of up to 10 gs, caused by...Ch. 3 - The Scion iQ is a compact car that is capable of...Ch. 3 - In a roundabout (or traffic circle), cars go...Ch. 3 - A particle rotates in a circle with centripetal...Ch. 3 - Entrance and exit ramps for freeways are often...Ch. 3 - A peregrine falcon in a tight, circular turn can...Ch. 3 - A particle rotates in a circle with centripetal...Ch. 3 - Suppose D=AB where vector A has components Ax = 5,...Ch. 3 - Suppose E = 2A+3B where vector A has components Ax...Ch. 3 - For the three vectors shown in Figure P3.47, the...Ch. 3 - Prob. 48GPCh. 3 - A typical set of stairs is angled at 38. You climb...Ch. 3 - A pilot in a small plane encounters shifting...Ch. 3 - A small plane, 100 km due south of the equator, is...Ch. 3 - A skier gliding across the snow at 3.0 m/s...Ch. 3 - A block slides along the frictionless track shown...Ch. 3 - When the moving sidewalk at the airport is broken,...Ch. 3 - Ships A and B leave port together. For the next...Ch. 3 - A flock of ducks is trying to migrate south for...Ch. 3 - A kayaker needs to paddle north across a...Ch. 3 - A plane has an airspeed of 200 mph. The pilot...Ch. 3 - The Gulf Stream off the east coast of the United...Ch. 3 - A physics student on Planet Exidor throws a ball,...Ch. 3 - A ball thrown horizontally at 25 m/s travels a...Ch. 3 - In 1780, in what is now referred to as Bradys...Ch. 3 - The longest recorded pass in an NFL game traveled...Ch. 3 - A spring-loaded gun, fired vertically, shoots a...Ch. 3 - Small-plane pilots regularly compete in message...Ch. 3 - In a shot-put event, an athlete throws the shot...Ch. 3 - Trained dolphins are capable of a vertical leap of...Ch. 3 - A tennis player hits a ball 2.0 m above the...Ch. 3 - The shot put is a track-and-field event in which...Ch. 3 - Water at the top of Horseshoe Falls (part of...Ch. 3 - A supply plane needs to drop a package of food to...Ch. 3 - A child slides down a frictionless 3.0-m-long...Ch. 3 - A sports car is advertised as capable of reaching...Ch. 3 - A Ford Mustang can accelerate from 0 to 60 mph in...Ch. 3 - The Screaming Swing is a carnival ride that isnot...Ch. 3 - On an otherwise straight stretch of road near...Ch. 3 - Riding the Water Slide A rider on a water slide...Ch. 3 - Riding the Water Slide A rider on a water slide...Ch. 3 - Riding the Water Slide A rider on a water slide...Ch. 3 - Riding the Water Slide A rider on a water slide...Ch. 3 - Riding the Water Slide A rider on a water slide...
Additional Science Textbook Solutions
Find more solutions based on key concepts
66. Astronauts use a centrifuge to simulate the acceleration of a rocket launch. The centrifuge takes 30 s to...
Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th Edition)
1.3 Obtain a bottle of multivitamins and read the list of ingredients. What are four chemicals from the list?
Chemistry: An Introduction to General, Organic, and Biological Chemistry (13th Edition)
1. Which is a function of the skeletal system? (a) support, (b) hematopoietic site, (c) storage, (d) providing ...
Anatomy & Physiology (6th Edition)
Pigeons may exhibit a checkered or plain color pattern. In a series of controlled matings, the following data w...
Concepts of Genetics (12th Edition)
8. A human maintaining a vegan diet (containing no animal products) would be a:
a. producer
b. primary consume...
Human Biology: Concepts and Current Issues (8th Edition)
Approximately how many feet is the Missouri River above sea level? Height above sea level: _________ feet
Applications and Investigations in Earth Science (9th Edition)
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
- A student stands at the edge of a cliff and throws a stone horizontally over the edge with a speed of vi = 18.0 m/s. The cliff is h = 50.0 m above a body of water as shown in Figure P4.13. (a) What are the coordinates of the initial position of the stone? (b) What are the components of the initial velocity of the stone? (c) What is the appropriate analysis model for the vertical motion of the stone? (d) What is the appropriate analysis model for the horizontal motion of the stone? (e) Write symbolic equations for the x and y components of the velocity of the stone as a function of time. (f) Write symbolic equations for the position of the stone as a function of time. (g) How long after being released does the stone strike the water below the cliff? (h) With what speed and angle of impact does the stone land? Figure P4.13arrow_forwardA ball is kicked from the ground with an initial speed = 50 m/s at an angle of |V|20. A. What is the time t it takes for the ball to reach the maximum height? B. Find the maximum height Y C. Find the Horizontal distance X covered by the ball D. What is the position X at t= 1 s ? E. What is the height Y at t = 1 s ? F. What is the x-velocity at t = 1s?Vxarrow_forwardMr. Udadi takes his three children to the park for some summertime recreation. Olive Udadi is enjoying swinging and jumping. On one jump, Olive leaves the swing at a 30° angle to the horizontal with a speed of 2.2 m/s. She lands on the ground a horizontal distance of 1.09 m from the launch location. a. Determine the horizontal and the vertical components of the initial velocity.b. Determine the time which Olive is in the air.c. Determine the vertical height (relative to the landing location) from which Olive jumps from the swing.arrow_forward
- A student throws a water balloon vertically downward from the top of a building. The balloon leaves the thrower's hand with a speed of 6.00 m/s. Air resistance may be ignored, so the water balloon is free fall after it leaves the thrower's hand. a. What is its speed after falling for 2.00 s? b. How far does it fall in 2.00 s? c. What is the magnitude of its velocity after falling 10.0 m?arrow_forwardIn the Soapbox Derby, young participants build nonmotorized cars with very lowfriction wheels. Cars race by rolling down a hill. The track at Akron’s Derby Downs, where the national championship is held, begins with a 55-ft-long section tilted 13° below horizontal.a. What is the maximum possible acceleration of a car moving down this stretch of track?b. If a car starts from rest and undergoes this acceleration for the full 55 ft, what is its final speed in m/s?arrow_forwardA jet plane lands with a speed of 145 m/s and can accelerate at a maximum rate of -7.00 m/?2 as it comes to rest. a. From the instant the plane touches the runway, what is the minimum time interval needed before it can come to rest? b. Can this plane land on a small tropical island airport where the runway is 0.9 km long? Why?arrow_forward
- There are two frogs named Froggy and Jumpy. They jumped form the top of a vertical cliff. Froggy just drop and reaches the ground in 3.50 s, while Jumpy jumps horizontally with an initial speed 95 cm/s. A. How far from the base of the cliff will Jumpy hit the ground? B. How high is the vertical cliff? C. If Jumpy jumps with an angle of 30 degrees with respect to the horizontal, what should be its initial velocity for it to land on the same spot as he did when he jumped horizontally?arrow_forwardA car is parked on a cliff overlooking the ocean on an incline that makes an angle of 18.0 below the horizontal. The negligent driver leaves the car in neutral, and unfortunately the emergency brakes are defective. The car rolls from rest down the incline for a distance of 30.0 m to the edge of the cliff, which is 45.0 m above the ocean. Ignore air and road resistance forces.A. . What is the velocity when the car hits the water?arrow_forwardA ball is thrown upward with an initial velocity of vo=47ft/s. Ignore wind resistance and horizontal motion. a. What is the maximum height the ball reaches in ft? b.If the ball lands on a platform that is d===5ft higher than it was thrown from. How long (in seconds) is the ball in the air? c.What is the minimum required initial velocity (in ft/s ) for the ball to reach the height of the platform?arrow_forward
- A physics book slides off a horizontal table top with a speed of 1.20 m/s. It strikes the floor after a time of 0.410 s. Ignore air resistance. a. Find the height of the table top above the floor. b. Find the horizontal distance from the edge of the table to the point where the book strikes the floor. c. Find the magnitude of the horizontal and vertical components of the book's velocity just before the book reaches the floor. d. Find the magnitude and direction of the book's velocityarrow_forwardQ. A cannonball is shot with an initial speed of 50 m/s. At a launch angle of 40° toward a castle wall 220 m away. The height of the wall is 30 m. Assume there is no air resistance. (For this problem, use g= 9.8 m/s²) a. Create a drawing that represents the initial total velocity, the x-component of initial velocity, and the y-component of the initial velocity. b. Show that the cannonball has enough range to strike the wall? c. How long will it take the cannonball to strike the wall? d. At what height above the base of the wall will the cannonball strike? ↑ Dessa Darrow_forwardA clump of soft clay is thrown horizontally from 7.30 m above the ground with a speed of 20.0 m/s. Assume it sticks in place when it hits the ground. a. At what time will the clay hit the ground? answer in seconds b. What is the horizontal distance along the ground after 1.50 s? answer in marrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Glencoe Physics: Principles and Problems, Student...PhysicsISBN:9780078807213Author:Paul W. ZitzewitzPublisher:Glencoe/McGraw-Hill
University Physics Volume 1PhysicsISBN:9781938168277Author:William Moebs, Samuel J. Ling, Jeff SannyPublisher:OpenStax - Rice University
Physics for Scientists and Engineers with Modern ...PhysicsISBN:9781337553292Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Glencoe Physics: Principles and Problems, Student...
Physics
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Glencoe/McGraw-Hill
University Physics Volume 1
Physics
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:OpenStax - Rice University
Physics for Scientists and Engineers with Modern ...
Physics
ISBN:9781337553292
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Vectors and 2D Motion: Crash Course Physics #4; Author: CrashCourse;https://www.youtube.com/watch?v=w3BhzYI6zXU;License: Standard YouTube License, CC-BY