Pearson eText for College Physics: Expl...2nd EditionEugenia Etkina, Gorazd Planinsic Publisher: PEARSON+ISBN: 9780137443000
Pearson eText for College Physics: Expl...
Solutions for Pearson eText for College Physics: Explore and Apply -- Instant Access (Pearson+)
Problem 2RQ:
Review Question 3.2 A book bag hanging from a spring scale is partially supported by a platform...Problem 3RQ:
Review Question 3.3 An elevator in a tall office building moves downward at constant speed. How does...Problem 4RQ:
Review Question 3.4 What is the main difference between inertial and noninertial reference frames?...Problem 5RQ:
Review Question 3.5 Your friend says that m is a force exerted on an object and it should be...Problem 6RQ:
Review Question 3.6 Newton’s second law says that the acceleration of an object is inversely...Problem 7RQ:
Review Question 3.7 Three friends argue about the type of information a bathroom scale reports:...Problem 8RQ:
Review Question 3.8 Is the following sentence true? When you hold a heavy object in your hands, you...Problem 9RQ:
Review Question 3.9 Explain how an air bag and seat belt reduce the force exerted on the driver of a...Problem 1MCQ:
An upward-moving elevator slows to a stop as it approaches the top floor. Which answer below best...Problem 2MCQ:
You apply the brakes of your car abruptly and your book starts sliding off the front seat. Three...Problem 3MCQ:
Which of the statements below explains why a child lurches forward in a stroller when you abruptly...Problem 4MCQ:
Which observers can explain the phenomenon of whiplash, which occurs when a car stops abruptly,...Problem 5MCQ:
5. Which vector quantities describing a moving object are always in the same direction?
a. Velocity...Problem 6MCQ:
You have probably observed that magnets attract objects made of certain metals, such as steel...Problem 7MCQ:
Which of the following velocity-versus-time graphs represent the motion of the object for which ...Problem 8MCQ:
A book sits on a tabletop. What force is the Newtons third law pair to the force that Earth exerts...Problem 9MCQ:
9. A spaceship moves in outer space. What happens to its motion if there are no external forces...Problem 10MCQ:
10. A 0.10-kg apple falls on Earth, whose mass is about kg. Which is true of the gravitational force...Problem 11MCQ:
11. A man stands on a scale and holds a heavy object in his hands. What happens to the scale reading...Problem 12MCQ:
You stand on a bathroom scale in a moving elevator. What happens to the scale reading if the cable...Problem 13MCQ:
A person pushes a 10-kg crate, exerting a 200-N force on it, but the crates acceleration is only 5...Problem 14MCQ:
Two small balls of the same material, one of mass m and the other of mass 2m, are dropped...Problem 15MCQ:
15. A box full of lead and a box of the same size full of feathers are floating inside a spaceship...Problem 16MCQ:
16. Figure Q3.16 shows an unlabeled force diagram for a moving object that is missing one force....Problem 17MCQ:
A person jumps from a wall and lands stiff-legged. Which statement best explains why the person is...Problem 18MCQ:
A 3000-kg spaceship is moving away from a space station at a constant speed of 3 m/s. The astronaut...Problem 19CQ:
Figure Q3.19 is a velocity-versus-time graph for the vertical motion of an object. Choose the...Problem 20CQ:
20. Explain the purpose of crumple zones, that is, the front of a car that collapses during a...Problem 21CQ:
21. Explain why when landing on a firm surface after a fall you should not land with stiff legs.
Problem 22CQ:
A small car bumps into a large truck. Compare the forces that the truck exerts on the car and the...Problem 23CQ:
23. You are pulling a sled. Compare the forces that you exert on the sled and the sled exerts on you...Problem 25CQ:
25. You are holding a 100-g apple. (a) What is the force that you exert on the apple? (b) What is...Problem 26CQ:
26. You throw a 100-g apple upward. (a) While the apple is still in your hand (we'll call this...Problem 27CQ:
After having been thrown upward, a 100-g apple falls back into your hand and you catch it. (a) While...Problem 1P:
* In Figure P3.1 you see unlabeled force diagrams for balls in different situations. Match the...Problem 2P:
2. Draw a force diagram (a) for a bag hanging at rest from a spring; (b) for the same bag sitting on...Problem 3P:
3. For each of the following situations, draw the forces exerted on the moving object and identify...Problem 4P:
4. You hang a book bag on a spring scale and place the bag on a platform scale so that the platform...Problem 5P:
5. A block of dry ice slides at constant velocity along a smooth, horizontal surface. (a) Construct...Problem 6P:
6. * You throw a ball upward. (a) Draw a motion diagram and two force diagrams for the ball on its...Problem 7P:
7. A string pulls horizontally on a cart so that it moves at increasing speed along a smooth...Problem 8P:
8. * Solving the previous problem, your friend says that after the string stops pulling, the cart...Problem 9P:
9. * A string pulls horizontally on a cart so that it moves at increasing speed along a smooth...Problem 10P:
A block of dry ice slides at a constant velocity on a smooth horizontal surface. A second block of...Problem 11P:
11 .Three motion diagrams for a moving elevator are shown in Figure P3.11 . Construct two force...Problem 12P:
12. * A student holds a thin aluminum pie pan horizontally 2 m above the ground and releases it...Problem 13P:
* Figures P3.11a b, and c show three motion diagrams for an elevator moving downward. (a) For each...Problem 14P:
14. * A train traveling from New York to Philadelphia is passing a station. A ball is sitting on the...Problem 15P:
*Explain the phenomenon of whiplash from two points of view: that of an observer on the ground and...Problem 16P:
An astronaut exerts a 100-N force pushing a beam into place on the International Space Station The...Problem 17P:
17. Four people participate in a rope competition. Two of them pull the rope right, exerting forces...Problem 18P:
18. * Shot put throw During a practice shot put throw, the 7.0-kg shot left world champion C. J....Problem 19P:
* You know the sum of the forces F exerted on an object of mass m during t seconds. The object is...Problem 20P:
* You record the displacement of an object as a constant force is exerted on it. (a) If the time...Problem 25P:
25. * Spider-Man Spider-Man holds the bottom of an elevator with one hand. With his other hand, he...Problem 26P:
** Matt is wearing Rollerblades. Beth pushes him along a hallway with a large spring, keeping the...Problem 27P:
27. * Stuntwoman The downward acceleration of a 60-kg stuntwoman near the end of a fall from a very...Problem 28P:
EST Estimate the average force that a baseball pitchers hand exerts on a 0.145-kg baseball as he...Problem 29P:
* Super Hornet jet takeoff A2.1104-kgF-18 Super Hornet jet airplane (see Figure P3.29) goes from...Problem 30P:
Lunar Lander The Lunar Lander of mass 2.01024 kg made the last 150 m of its trip to the Moons...Problem 31P:
31. Aisha throws a ball upward Frances, standing on a balcony above Aisha, catches the ball by...Problem 32P:
Students Lucia. Isabel, and Austin are investigating how snow stops a dropped 500-g lemon juice...Problem 33P:
33. * Astronaut Karen Nyberg, a 60-kg astronaut, sits on a bathroom scale in a rocket that is taking...Problem 34P:
* A 0.10-kg apple falls off a tree branch that is 2.0 m above the grass. The apple sinks 0.060 m...Problem 35P:
35. ** An 80-kg fireman slides 5.0 m down a fire pole. He holds the pole, which exerts a 500-N...Problem 36P:
* Earth exerts a 1.0-N gravitational force on an apple as it falls toward the ground. (a) What force...Problem 37P:
* You push a bowling ball down the lane toward the pins. Draw force diagrams for the ball (a) just...Problem 38P:
38. * EST (a) A 50-kg skater initially at rest throws a 4-kg medicine ball horizontally. Describe...Problem 39P:
39. ** EST Basketball player LeBron James can jump vertically over 0.9 m. Estimate the force that he...Problem 40P:
* EST The Scottish Tug of War Association contests involve eight-person teams pulling on a rope in...Problem 41P:
Consider the experiment described in Question 3.6 (Figure Q3.6 ). (a) Draw force diagrams for the...Problem 42P:
42. * EST A friend drops a 0.625-kg basketball from 2 m above you. (a) Estimate the smallest force...Problem 43P:
43 Car safety The National Transportation Safety Board indicates that a person in a car crash has a...Problem 44P:
44. * A 70-kg person in a moving car stops during a car collision in a distance of 0.60 m. The...Problem 45GP:
BIOESTLeft ventricle pumpingThe lower left chamber of the heart (the left ventricle) pumps blood...Problem 47GP:
47. ** EST Olympic dive During a practice dive, Olympic diver Fu Mingxia reached a maximum height of...Problem 49GP:
49. ** EST You are doing squats on a bathroom scale. You decide to push off the scale and jump up....Problem 50GP:
** EST Estimate the horizontal speed of the runner shown In Figure P3.50 at the instant she leaves...Problem 51GP:
51. ** EST Estimate the maximum acceleration of Earth if all people got together and jumped up...Problem 53RPP:
In an early practice run while the rocket sled was stopping, a passenger dummy broke its restraining...Problem 55RPP:
55. What is the magnitude of the acceleration of Stapp and his sled as their speed increased from...Problem 56RPP:
56. What is the magnitude of the acceleration of Stapp and his sled as their speed decreased...Problem 57RPP:
What is the average force exerted by the restraining system on 80-kg Stapp while his speed decreased...Problem 58RPP:
58. What is the time interval for Stapp and his sled to stop as their speed decreased from 67 m/s to...Problem 59RPP:
Using proportions A proportion is defined as an equality between two ratios; for instance, a/b=c/d....Problem 60RPP:
Using proportions A proportion is defined as an equality between two ratios; for instance, a/b =...Problem 61RPP:
Using proportions A proportion is defined as an equality between two ratios; for instance, a/b =...Browse All Chapters of This Textbook
Chapter 2 - Kinematics: Motion In One DimensionChapter 3 - Newtonian MechanicsChapter 4 - Applying Newton’s LawsChapter 5 - Circular MotionChapter 6 - Impulse And Linear MomentumChapter 7 - Work And EnergyChapter 8 - Extended Bodies At RestChapter 9 - Rotational MotionChapter 10 - Vibrational MotionChapter 11 - Mechanical Waves
Chapter 12 - GasesChapter 13 - Static FluidsChapter 14 - Fluids In MotionChapter 15 - First Law Of ThermodynamicsChapter 16 - Second Law Of ThermodynamicsChapter 17 - Electric Charge, Force, And EnergyChapter 18 - The Electric FieldChapter 19 - Dc CircuitsChapter 20 - MagnetismChapter 21 - Electromagnetic InductionChapter 22 - Reflection And RefractionChapter 23 - Mirrors And LensesChapter 24 - Wave OpticsChapter 25 - Electromagnetic WavesChapter 26 - Special RelativityChapter 27 - Quantum OpticsChapter 28 - Atomic PhysicsChapter 29 - Nuclear PhysicsChapter 30 - Particle Physics
Sample Solutions for this Textbook
We offer sample solutions for Pearson eText for College Physics: Explore and Apply -- Instant Access (Pearson+) homework problems. See examples below:
Chapter 2, Problem 1RQChapter 3, Problem 1RQChapter 4, Problem 1RQChapter 5, Problem 1RQChapter 6, Problem 1RQChapter 7, Problem 1RQIntroduction: Center of mass is a point where the complete mass of any object is said to be...Chapter 9, Problem 1RQChapter 10, Problem 1RQ
Chapter 11, Problem 1RQIntroduction: The following mechanisms can be logically constructed to understand the reason behind...Chapter 13, Problem 1RQIntroduction: Bernoulli’s principle states that fluids moving at a faster velocity have lesser...Chapter 15, Problem 1RQIntroduction: Energy of an isolated system, such as the universe always remains constant, as stated...Chapter 17, Problem 1RQChapter 18, Problem 1RQChapter 19, Problem 1RQChapter 20, Problem 1RQChapter 21, Problem 1RQIntroduction: Experimentally, it has been observed that, the projection on the wall will be upside...Chapter 23, Problem 1RQChapter 24, Problem 1RQChapter 25, Problem 1RQChapter 26, Problem 1RQIntroduction: Planck’s hypothesis stated that an accelerated charged particle can radiate an...Introduction: The Rutherford atomic model is also known as the planetary or nuclear model of an...Introduction: Rutherford, in 1899, conducted an experiment in which he set up two parallel metal...Introduction: Beta decay is referred to as the transformation of protons into neutrons and...
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