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 1RQ:
Review Question 13.1 How would you determine the density of an irregularly shaped object?Problem 5RQ:
Review Question 13.5 Why does a fluid exert an upward force on an object submerged in it?
Problem 6RQ:
Review Question 13.6 Two objects have the same volume, but one is heavier than the other. When they...Problem 1MCQ:
Rank in increasing order the pressure that the italicized objects exert on the surface. A person...Problem 2MCQ:
2. Choose a device that reduces the pressure caused by a force.
a. Scissors
b. Knife
c. Snowshoes
d....Problem 6MCQ:
How do we know that a fluid exerts an upward force on an object submerged in the fluid? a. Fluid...Problem 10MCQ:
10. A wooden cube is floating in a fish tank that is filled with water. Imagine that you take this...Problem 11MCQ:
11. Two identical beakers with the same amount of water sit on the arms of an equal arm balance, A...Problem 12MCQ:
A piece of steel and a bag of feathers are suspended from two spring scales in a vacuum Each scale...Problem 13MCQ:
A metal boat floats in a pool. What happens to the level of the water in the pool if the boat sinks?...Problem 14MCQ:
When a boat sails from seawater to fresh water, the buoyant force exerted on the boat a. decreases....Problem 15MCQ:
Three blocks are floating in oil as shown in Figure Q13.15. Which block has the highest density? A B...Problem 18CQ:
18. How can you determine the density of air?
Problem 20CQ:
20. Does air exert a net upward force or a net downward force on an object submerged in the air? How...Problem 22CQ:
22. Why. when you fill a teapot with water, is the water always at the same level in the teapot and...Problem 23CQ:
What experimental evidence supports Pascals first law?Problem 24CQ:
Fill a plastic cup to the very top with water. Put a piece of paper on top of the cup so that the...Problem 26CQ:
Describe how you could predict whether an object will float or sink in a particular liquid without...Problem 27CQ:
27. Why can you lift objects while in water that are too heavy to lift when in the air?
Problem 28CQ:
28. When placed in a lake, a solid object either floats on the surface or sinks. It does not float...Problem 30CQ:
30. Ice floats in water in a beaker. Will the level of the water in the beaker change when the ice...Problem 33CQ:
Why do people sink in fresh water and in most seawater (if they do not make an effort to stay...Problem 34CQ:
34. A bucket filled to the top with water has a piece of ice floating in it Will the pressure on the...Problem 35CQ:
Marjory thinks that the mass of a fluid above a certain level should affect the pressure at this...Problem 37CQ:
A bucket filled with water has a piece of ice floating in it. Will the level of water rise when the...Problem 1P:
Determine the average density of Earth. What data did you use? What assumptions did you make?Problem 4P:
* BIO A diet decreases a persons mass by 5%. Exercise creates muscle and reduces fat, thus...Problem 7P:
7. Imagine that you have gelatin cut into three cubes: the side of cube A is a cm long, the side of...Problem 8P:
An object made of material A has a mass of 90 kg and a volume of 0.45 m3. If you cut the object in...Problem 9P:
You have a steel ball that has a mass of 6.0 kg and a volume of 3.0 x 10-3 m3. How can this be?Problem 10P:
* A material is made of molecules of mass 2.0 x 10-26 kg. There are 2.3 x 1029 of these molecules in...Problem 11P:
11. You compress all the molecules described in Problem 13.10 into 1.0 m3. Now what is the density...Problem 14P:
* Anita holds her physics textbook and complains that it is too heavy. Andrew says that her hand...Problem 17P:
Hydraulic car lift You are designing a hydraulic lift for a machine shop. The average mass of a car...Problem 18P:
EST Force of air on forehead Estimate the force that air exerts on your forehead. Describe the...Problem 20P:
You have a rubber pad with a handle attached to it (Figure P13.20 ). If you press the pad firmly on...Problem 21P:
* EST Toy bow and arrow A child's toy arrow has a suction cup on one end. When the arrow hits the...Problem 24P:
Water reservoir and faucet The pressure at the top of the water in a city's gravity-fed reservoir is...Problem 26P:
26. BIOEST Blood pressure Estimate the pressure of the blood in your brain and in your feet when...Problem 28P:
28. * Mountain climbing Determine the change in air pressure as you climb from elevation of 1650 m...Problem 30P:
30. * A truck transporting chemicals has crashed, and some dangerous liquid has spilled onto the...Problem 31P:
31. Drinking through a straw You are drinking water through a straw in an open glass. Select a small...Problem 32P:
* More straw drinking While you are drinking through the straw, the pressure in your mouth is 30 mm...Problem 34P:
34. * BIO EST Eardrum Estimate the net force on your eardrum that air exerts on the inside and the...Problem 35P:
35. BIO Eardrum again You now go snorkeling. What is the net force exerted on your eardrum when you...Problem 36P:
36. Water and oil are poured into opposite sides of an open U-shaped tube The oil and water meet at...Problem 37P:
37. * Examine the vertical cross section of the Hoover Dam shown in Figure P13.37. Explain why the...Problem 38P:
38. * A test tube of length L and cross-sectional area A is submerged in water with the open end...Problem 39P:
39. Half of a 20-cm-tall beaker is filled with glycerol (density ) and the other half with olive oil...Problem 40P:
Blaise Pascal found a seemingly paradoxical situation when he poured water into the apparatus shown...Problem 41P:
41. Four containers are filled with different volumes of water as shown in Figure P13.41 Rank the...Problem 43P:
The reading of a barometer in your room in 780 mm Hg. What does this mean? What is the pressure in...Problem 44P:
How long would Torricellis barometer have had to be if he had used oil of density 950 kg/m3 instead...Problem 49P:
Draw a force diagram for an object that is floating at the surface of a liquid Is the force exerted...Problem 50P:
50. Draw a cubic object that is completely submerged in a fluid but not resting on the bottom of the...Problem 52P:
* Four cubes of the same volume are made of different materials: lead (density11,300kg/m3), aluminum...Problem 53P:
53. * You place four identical cubes made of oak in water, olive oil , alcohol , and mercury . Rank...Problem 54P:
kg/m3) reaches the 10-cm mark. You place an oak cube (density 900kg/m3) into the container. Each...Problem 55P:
55. * A 30-g ball with volume is attached to the bottom of a glass beaker with a light string. When...Problem 59P:
59. * You have four objects at rest, each of the same volume. Object A is partially submerged, and...Problem 62P:
62. * A pin through a hole in the middle supports a meter stick. Two identical blocks hang from...Problem 63P:
63. * A meter stick is supported by a pin through a hole in the middle. (a) Two blocks made of the...Problem 64P:
Goose on a lake A 3.6-kg goose floats on a lake with 40% of its body below the 1000-kg/m3 water...Problem 65P:
1 floats in seawater of density 2. What fraction of the person's body is submerged? Explain.Problem 66P:
66 * Floating in seawater A person of average density floats in seawater of density . What can you...Problem 67P:
kg/m3 when it is fully submerged in water of density 1000kg/m3. (b) If the force exerted by the...Problem 68P:
68. * Snorkeling A 60-kg snorkeler (including snorkel, mask, and other gear) displaces of water...Problem 69P:
69. * A helium balloon of volume has a total mass (the helium plus the balloon) of 0.12 kg...Problem 72P:
* Crown composition A crown is made of gold and silver. The scale reads its mass as 3.0 kg when in...Problem 75P:
75. * You hang a steel ball on a string above a beaker that is filled to the top with water (the...Problem 76P:
* One end of a light spring is attached to a ping-pong ball, the other end to a heavy metal block...Problem 80P:
EST Iceberg Icebergs are large pieces of freshwater ice. Estimate the percentage of the volume of an...Problem 82P:
82 ** To increase the effect of the buoyant force on a submarine, the crew replaces seawater in the...Problem 86GP:
86. * EST Bursting a wine barrel Pascal placed a long 0.20-cm-radius tube in a wine barrel of radius...Problem 90GP:
90. ** You have an empty water bottle. Predict how much mass you need to add to it to make it float...Problem 91GP:
** BIO Flexible bladder helps fish sink or rise A 1.0-kg fish of density 1025 kg/m3 is in water of...Problem 92GP:
* Plane lands on Nimitz aircraft carrier When a 27,000-kg fighter airplane lands on the deck of the...Problem 93GP:
Derive an equation for determining the unknown density of a liquid by measuring the magnitude of a...Problem 96RPP:
96. As Musimu descends, the buoyant force that the water exerts on him
a. remains approximately...Problem 98RPP:
Lakes freeze from top down we all know that ice cubes float in a glass of water. Why? Virtually...Problem 99RPP:
Lakes freeze from top down we all know that ice cubes float in a glass of water. Why? Virtually...Problem 100RPP:
Lakes freeze from top down we all know that ice cubes float in a glass of water. Why? Virtually...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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