University Physics with Modern Physics (14th Edition)
14th Edition
ISBN: 9780321973610
Author: Hugh D. Young, Roger A. Freedman
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 4, Problem 4.37DQ
In a head-on collision between a compact 1000-kg car and a large 2500-kg car, which one experiences the greater force? Explain. Which one experiences the greater acceleration? Explain why. Why are passengers in the small car more likely to be injured than those in the large car, even when the two car bodies are equally strong?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
The question below refers to a collision between a car and a truck. Choose one answer from the
possibilities A though J that best describes the forces between the car and the truck during a
collision as described below.
The car and the truck are both moving at the same speed when they collide. Which choice describes the
forces?
Assume that the truck is much heavier than the car.
O A
O
O
A. The truck exerts a greater amount of force on the car than the car exerts on the truck.
B. The car exerts a greater amount of force on the truck than the truck exerts on the car.
C. Neither exerts a force on the other; the car gets smashed simply because it is in the way of
the truck
D. The truck exerts a force on the car but the car doesn't exert a force on the truck.
E. The truck exerts the same amount of force on the car as the car exerts on the truck.
F. Not enough information is given to pick one of the answers above.
G. None of the answers above describes the situation correctly.
B
O
D
ΟΕ
OF
(2…
A 64 kg baseball player jumps into the air throws a 151 g baseball directly eastward with a force of 8.4 N. What is the acceleration of the baseball?
56 m/s2 to the west
41 m/s2 to the east
56 m/s2 to the east
41 m/s2 to the west
3. An m = 55 kg sprinter, when starting a race, pushes back horizontally on the starting block with an average F = 590 N force for a time interval of t =0.68 second. a. What is the speed, in m/s, of the sprinter at the end of the 0.68 s? b. What is the distance, in meters, the sprinter traveled during the 0.68 s time interval?
Chapter 4 Solutions
University Physics with Modern Physics (14th Edition)
Ch. 4.1 - Figure 4.5 shows a force F acting on a crate. With...Ch. 4.2 - In which of the following situations is there zero...Ch. 4.3 - Rank the following situations in order of the...Ch. 4.4 - Prob. 4.4TYUCh. 4.5 - You are driving a car on a country road when a...Ch. 4 - Can a body be in equilibrium when only one force...Ch. 4 - A ball thrown straight up has zero velocity at its...Ch. 4 - A helium balloon hovers in midair, neither...Ch. 4 - When you fly in an airplane at night in smooth...Ch. 4 - If the two ends of a rope in equilibrium are...
Ch. 4 - You tie a brick lo the end of a rope and whirl the...Ch. 4 - When a car stops suddenly, the passengers tend to...Ch. 4 - Some people say that the force of inertia (or...Ch. 4 - A passenger in a moving bus with no windows...Ch. 4 - Suppose you chose the fundamental physical...Ch. 4 - Why is the earth only approximately an inertial...Ch. 4 - Does Newtons second law hold true for an observer...Ch. 4 - Some students refer to the quantity ma as the...Ch. 4 - The acceleration of a falling body is measured in...Ch. 4 - You can play catch with a softball in a bus moving...Ch. 4 - Students sometimes say that the force of gravity...Ch. 4 - Why can it hurt your foot more to kick a big rock...Ch. 4 - Its not the fall that hurts you; its the sudden...Ch. 4 - A person can dive into water from a height of 10 m...Ch. 4 - Why are cars designed to crumple in front and back...Ch. 4 - When a string barely strong enough lifts a heavy...Ch. 4 - A large crate is suspended from the end of a...Ch. 4 - Which feels a greater pull due to the earths...Ch. 4 - Why is it incorrect to say that 1.0 kg equals 2.2...Ch. 4 - A horse is hitched to a wagon. Since the wagon...Ch. 4 - True or false? You exert a push P on an object and...Ch. 4 - A large truck and a small compact car have a...Ch. 4 - When a car comes to a stop on a level highway,...Ch. 4 - A small compact car is pushing a large van that...Ch. 4 - Consider a tug-of-war between two people who pull...Ch. 4 - Boxes A and B are in contact on a horizontal,...Ch. 4 - A manual for student pilots contains this passage:...Ch. 4 - If your hands are wet and no towel is handy, you...Ch. 4 - If you squat down (such as when you examine the...Ch. 4 - When a car is hit from behind, the occupants may...Ch. 4 - In a head-on auto collision, passengers who are...Ch. 4 - In a head-on collision between a compact 1000-kg...Ch. 4 - Suppose you are in a rocket with no windows,...Ch. 4 - Two dogs pull horizontally on ropes attached to a...Ch. 4 - To extricate an SUV stuck in the mud, workmen use...Ch. 4 - BIO Jaw Injury. Due to a jaw injury, a patient...Ch. 4 - A man is dragging a trunk up the loading ramp of a...Ch. 4 - Forces F1 and F2act at a point. The magnitude of...Ch. 4 - An electron (mass = 9.11 1031 kg) leaves one end...Ch. 4 - A 68.5-kg skater moving initially at 2.40 m/s on...Ch. 4 - You walk into an elevator, step onto a scale, and...Ch. 4 - A box rests on a frozen pond, which serves as a...Ch. 4 - A dockworker applies a constant horizontal force...Ch. 4 - A hockey puck with mass 0.160 kg is at rest at the...Ch. 4 - A crate with mass 32.5 kg initially at rest on a...Ch. 4 - A 4.50-kg experimental cart undergoes an...Ch. 4 - A 2.75-kg cat moves in a straight line (the...Ch. 4 - A small 8.00-kg rocket burns fuel that exerts a...Ch. 4 - An astronauts pack weighs 17.5 N when she is on...Ch. 4 - Superman throws a 2400-N boulder at an adversary....Ch. 4 - BIO (a) An ordinary flea has a mass of 210 g. How...Ch. 4 - At the surface of Jupiters moon Io, the...Ch. 4 - A small car of mass 380 kg is pushing a large...Ch. 4 - BIO World-class sprinters can accelerate out of...Ch. 4 - The upward normal force exerted by the floor is...Ch. 4 - Boxes A and B are in contact on a horizontal,...Ch. 4 - A student of mass 45 kg jumps off a high diving...Ch. 4 - Section 4.6 Free-Body Diagrams 4.25Crates A and B...Ch. 4 - You pull horizontally on block B in Fig. F4.26,...Ch. 4 - A ball is hanging from a long siring that is tied...Ch. 4 - CP A .22-caliber rifle bullet traveling at 350 m/s...Ch. 4 - A chair of mass 12.0 kg is sitting on the...Ch. 4 - A large box containing your new computer sits on...Ch. 4 - CP A 5.60-kg bucket of water is accelerated upward...Ch. 4 - CP You have just landed on Planet X. You release a...Ch. 4 - Two adults and a child want to push a wheeled cart...Ch. 4 - CP An oil tankers engines have broken down, and...Ch. 4 - CP BIO A Standing Vertical Jump. Basketball player...Ch. 4 - CP An advertisement claims that a particular...Ch. 4 - BIO Human Biomechanics. The fastest pitched...Ch. 4 - BIO Human Biomechanics. The fastest served tennis...Ch. 4 - Two crates, one with mass 4.00 kg and the other...Ch. 4 - CP Two blocks connected by a light horizontal rope...Ch. 4 - CALC To study damage to aircraft that collide with...Ch. 4 - CP A 6.50-kg instrument is hanging by a vertical...Ch. 4 - BIO Insect Dynamics. The froghopper (Philaenus...Ch. 4 - A loaded elevator with very worn cables has a...Ch. 4 - CP After an annual checkup, you leave your...Ch. 4 - CP A nail in a pine board stops a 4.9-N hammer...Ch. 4 - CP Jumping to the Ground. A 75.0-kg man steps off...Ch. 4 - The two blocks in Fig. P4.48 are connected by a...Ch. 4 - CP Boxes A and B are connected to each end of a...Ch. 4 - CP Extraterrestrial Physics. You have landed on an...Ch. 4 - CP CALC A mysterious rocket-propelled object of...Ch. 4 - CALC The position of a training helicopter (weight...Ch. 4 - DATA The table gives automobile performance data...Ch. 4 - DATA An 8.00-kg box sits on a level floor. You...Ch. 4 - DATA You are a Starfleet captain going boldly...Ch. 4 - Prob. 4.56CPCh. 4 - BIO FORCES ON A DANCER'S BODY. Dancers experience...Ch. 4 - BIO FORCES ON A DANCERS BODY. Dancers experience...Ch. 4 - BIO FORCES ON A DANCER'S BODY. Dancers experience...Ch. 4 - The forces on a dancer can be measured directly...
Additional Science Textbook Solutions
Find more solutions based on key concepts
What keeps an LC circuit oscillating even after the capacitor has discharged completely?
Physics for Scientists and Engineers with Modern Physics
16. In a laboratory experiment, you vary the current through an object and measure the resulting potential diff...
College Physics (10th Edition)
1. How many significant figures does each of the following numbers have?
a. 0.73 b. 7.30 c. 73 d. 0.073
Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th Edition)
The pV-diagram of the Carnot cycle.
Sears And Zemansky's University Physics With Modern Physics
Rooms A and B are the same size, and are connected by an open door. Room A, however, is warmer (perhaps because...
An Introduction to Thermal Physics
Why are extrasolar planets hard to detect directly? What are the two general approaches to indirect detection?
Life in the Universe (4th 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 cosmic ray muon with mass m = 1.88 1028 kg impacting the Earths atmosphere slows down in proportion to the amount of matter it passes through. One such particle, initially traveling at 2.50 108 m/s in a straight line, decreases in speed to 1.50 108 m/s over a distance of 1.20 km. a. What is the magnitude of the force experienced by the muon? b. How does this force compare to the weight of the muon?arrow_forward8. Carol, who weighs 60 kg, is driving her car at a speed of 25 m/s. She sees a dog crossing the road and so she steps on the brake to avoid hitting it. Her seatbelt brings her body to a stop in 0.40 s. a. What average force does the seatbelt exert on her? b. If she is not strapped to her seatbelt, and the windshield stops her head in 0.001 s, what average force would the windshield exert on her?arrow_forward1. A large semi truck has a mass of 35,000 kg. It collides head on with a car that has a mass of 1000 kg. The car’s initial velocity is 10 m/s and the truck’s initial velocity is 5 m/s in the opposite direction. What can you say about the forces and velocities of the two vehicles? a) The force that the truck makes on the car is much larger than the force the car makes on the truck so the car’s velocity changes much more than the truck’s does. b) The force that the truck makes on the car is equal to the force the car makes on the truck so the car’s velocity changes by the same amount that the truck’s velocity does. c) The force that the truck makes on the car is equal to the force the car makes on the truck but the mass of the truck is much larger than the car so the car’s velocity changes by much more than the trucks does. d) The mass of the truck is so much larger than the car that the force of the truck on the car is much greater than the force the car puts on the truck and the car…arrow_forward
- e 61. At the local grocery store, you push a 14.5-kg shopping cart. You stop for a moment to add a bag of dog food to your cart. With a force of 12.0 N, you now accelerate the cart from rest through a distance of 2.29 m in 3.00 s. What was the mass of the dog food?arrow_forwardA large semi truck has a mass of 35,000 kg. It collides head on with a car that has a mass of 1000 kg. The car’s initial velocity is 10 m/s and the truck’s initial velocity is 5 m/s in the opposite direction. Which of the following can you say about the forces and velocities of the two vehicles? a. The force that the truck makes on the car is equal to the force the car makes on the truck so the car’s velocity changes by the same amount that the truck’s velocity does. b. The mass of the truck is so much larger than the car that the force of the truck on the car is much greater than the force the car puts on the truck and the car velocity after the collision is in the opposite direction. c. The force that the truck makes on the car is much larger than the force the car makes on the truck so the car’s velocity changes much more than the truck’s does. d. The force that the truck makes on the car is equal to the force the car makes on the truck but the mass of the truck is much…arrow_forwardDetails: A teenager is pushing a cart. There is no friction between the cart and the ground. Mass of the cart is 120 kg. Cart is initially at rest (at time = 0 s). Direction to the right is positive. A. He pushed the cart for 5 s (from t = 0 s to t = 5 s) with a force of 75 N to the right hand side. B. Then he stopped pushing for 5 s (from t = 5 s to t = 10 s). C. Then he pushed the cart for 10 s (from t = 10 s to t = 20 s) with a force of 75 N to the left hand side. Questions: 1. Calculate the acceleration of the cart at t = 2 s 2. Calculate the velocity of the cart at t = 5 s. 3. Calculate the velocity of the cart at t = 10 s.arrow_forward
- Question 1 Four skydivers jump from a helicopter. Diver C: 100 Kg Diver D: 105 Kg Diver A: 65 Kg Diver B: 85 Kg Assuming that we can neglect air resistance, which diver is falling the fastest and why? All divers are falling at the same rate because the rate at which an object falls is independent of ma ©2021Illuminate Education TM, Inc. hparrow_forwardA toy wagon is on a straight, horizontal track and has a fan attached to one end. The wagon is placed at one end of the track and the fan is connected. The wagon, which was at rest, begins to move and in 4.55s it has moved 1.5m. The mass of the car and the fan is 355g and we assume that it is moving with constant acceleration. a). What is the net force exerted on the wagon? b). Weights are added to the wagon until it has a mass of 722g and the experiment is repeated. How long will it take for the wagon to move 1.5 m? Ignore the effects of friction.arrow_forwardQ2. A fisherman in a boat catches a great white shark with a harpoon. The shark struggles for a while and then becomes limp when at a distance of 300 m from the boat. The fisherman pulls the shark by the rope attached to the harpoon. During this operation, the boat (initially at rest) moves 45 m in the direction of the shark. The mass of the boat is 5400 kg. What is the mass of the shark? Pretend that the water exerts no friction. (mshark = 953 kg)arrow_forward
- A small car and a large truck run into each other. Which statement is true about the interaction? O The car gets smashed up because it experiences more force. O The truck experiences a greater acceleration because it has more mass. O The car experiences a greater acceleration because it has less mass. O The truck doesn't accelerate at all because it's so much bigger than the car.arrow_forwardA 2000.0 kg car is slowed down uniformly from 20.0 m/s to 5.00 m/s in 4.00s. What average force was acted on the car during this time? How far did the car travel during this time?arrow_forwardThe question below refers to a collision between a car and a truck. Choose the one answer from the possibilities A though J that best describes the forces between the car and the truck during a collision described below: The car is moving much faster than the heavier truck when they collide. Which choice describes the forces? Assume that the truck is much heavier than the car. A. The truck exerts a greater amount of force on the car than the car exerts on the truck. B. The car exerts a greater amount of force on the truck than the truck exerts on the car. C. Neither exerts a force on the other; the car gets smashed simply because it is in the way of the truck D. The truck exerts a force on the car but the car doesn't exert a force on the truck. E. The truck exerts the same amount of force on the car as the car exerts on the truck. F. Not enough information is given to pick one of the answers above. G. None of the answers above describes the situation correctly. OA OD OE e OG MOMENTUM…arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning
Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Physics for Scientists and Engineers with Modern ...PhysicsISBN:9781337553292Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Physics for Scientists and Engineers with Modern ...
Physics
ISBN:9781337553292
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Newton's First Law of Motion: Mass and Inertia; Author: Professor Dave explains;https://www.youtube.com/watch?v=1XSyyjcEHo0;License: Standard YouTube License, CC-BY