Solutions for EP CONCEPTUAL PHYSICAL SCI.-MOD.MASTER.
Problem 1RCQ:
Give two examples of a fluid.Problem 2RCQ:
What happens to the volume of a loaf of bread that is squeezed? What happens to the mass of the...Problem 3RCQ:
Distinguish between mass density and weight density.Problem 5RCQ:
How does the pressure exerted by a liquid change with depth of the liquid? How does the pressure...Problem 6RCQ:
Ignoring the pressure of the atmosphere, if you swim twice as deep beneath the water surface, how...Problem 7RCQ:
How does water pressure 1 m below the surface of a small pond compare to water pressure 1 m below...Problem 8RCQ:
If you punch a hole in the side of a container filled with water, in what direction does the water...Problem 10RCQ:
How does the volume of a completely submerged object compare with the volume of water displaced?Problem 11RCQ:
State Archimedes principle.Problem 13RCQ:
How does the buoyant force on a fully submerged object compare with the weight of water displaced?Problem 15RCQ:
If a 1-L container is immersed halfway in water, what is the volume of water displaced? What is the...Problem 16RCQ:
Does the buoyant force on a floating object depend on the weight of the object or on the weight of...Problem 17RCQ:
What weight of water is displaced by a 100-ton floating ship? What is the buoyant force that acts on...Problem 18RCQ:
By how much does the density of air increase when it is compressed to half its volume?Problem 19RCQ:
What happens to the air pressure inside a balloon when the balloon is squeezed to half its volume at...Problem 20RCQ:
What is the approximate mass in kilograms of a column of air that has a cross-sectional area of 1...Problem 21RCQ:
How does the downward pressure of the 76-cm column of mercury in a barometer compare with the air...Problem 22RCQ:
How does the weight of mercury in a barometer tube compare with the weight of an equal cross section...Problem 24RCQ:
When you drink liquid through a straw, is it more accurate to say that the liquid is pushed up the...Problem 25RCQ:
What happens to the pressure in all parts of a confined fluid when the pressure in one part is...Problem 26RCQ:
Docs Pascals principle provide a way to get more energy from a machine than is put into it? Defend...Problem 27RCQ:
A balloon that weighs 1 N is suspended in air, drifting neither up nor down. How much buoyant force...Problem 29RCQ:
Does Bernoullis principle refer to internal pressure changes in a fluid, to pressures that a fluid...Problem 30RCQ:
What do peaked roofs, convertible tops, and airplane wings have in common when air moves faster...Problem 46PAC:
A 1-m-tall barrel is filled with water (with a weight density of 9800 N/m3). Show that the water...Problem 47PAC:
Show that the water pressure at the bottom of the 50-m-high water tower in Figure 5.3 is 490,000...Problem 48PAC:
The depth of water behind the Hoover Dam is 220 m. Show that the water pressure at the base of this...Problem 49PAC:
The top floor of a building is 20 m above the basement. Show that the water pressure in the basement...Problem 50TAS:
Suppose that you balance a 2-kg ball on the tip of your finger, which has an area of 1 cm2. Show...Problem 51TAS:
A 12-kg piece of metal displaces 2 L of water when submerged. Show that its density is 6000 kg/m3....Problem 53TAS:
A rectangular barge, 5 m long and 2 m wide, floats in fresh water. Suppose that a 400-kg crate of...Problem 54TAS:
Suppose that the barge in the preceding problem can be pushed only 15 cm deeper into the water...Problem 55TAS:
A merchant in Kathmandu sells you a 1-kg solid gold statue for a very reasonable price. When you...Problem 56TAS:
A vacationer floats lazily in the ocean with 90% of her body below the surface. The density of the...Problem 57TAS:
Your friend of mass 100 kg can just barely float in fresh water. Calculate her approximate volume.Problem 58TAS:
In the hydraulic pistons, shown, the smaller piston has a diameter of 2 cm. The larger piston has a...Problem 59TAS:
On a perfect fall day, you are hovering at rest at low altitude in a hot-air balloon. The total...Problem 60TAS:
What change in pressure occurs in a party balloon that is squeezed to one-third its volume with no...Problem 61TAS:
A mountain climber of mass 80 kg ponders the idea of attaching a helium-filled balloon to himself to...Problem 63TAS:
The wings of a certain airplane have a total bottom Surface area of 100 m2. At a particular speed,...Problem 64TAR:
Rank the following from most to least: (a) The pressure at the bottom of a 20-cm-tall container or...Problem 65TAR:
Rank, from most to least, the percentage of volume above the water line for: (a) A basketball...Problem 66TAR:
Think about what happens to the volume of an air-filled balloon on top of water, and what happens to...Problem 67TAR:
Rank, from greatest to least, the volumes of air in the glass when it is held: (a) Near the surface,...Problem 68TAR:
Rank, from greatest to least, the buoyant forces supplied by the atmosphere for: (a) An elephant....Problem 69TAR:
Rank, from greatest to least, the amounts of lift on the following airplane wings. (a) Area 1000 m2...Problem 70E:
When you squeeze a party balloon between your hands, what happens to the mass of the balloon? To its...Problem 71E:
A can of diet soft drink floats in water, whereas a can of regular soft drink sinks. Discuss this...Problem 72E:
The density of a rock doesn't change when it is submerged in water. Does your density change when...Problem 73E:
You know that a sharp knife cuts better than a dull knife. Do you know why this is so? Defend your...Problem 74E:
Which is more likely to hurtbeing stepped on by a 200-lb man wearing loafers or being stepped on by...Problem 75E:
Stand on a bathroom scale and read your weight. When you lift one foot up so that you're standing on...Problem 76E:
Why are people who are confined to bed less likely to develop bedsores on their bodies it they use a...Problem 78E:
What common liquid covers more than two-thirds of our planet, makes up 60% of our bodies, and...Problem 79E:
How much force is needed to push a nearly weightless but rigid 1-L carton beneath a surface of...Problem 80E:
Why is it inaccurate to say that heavy objects sink and that light objects float? Give exaggerated...Problem 81E:
Why does an inflated beach ball pushed beneath the surface of water swiftly shoot above the water...Problem 82E:
A half-filled bucket of water is on a spring scale. Does the reading of the scale increase or remain...Problem 83E:
When a wooden block is placed in a beaker that is brim full of water, what happens to the scale...Problem 85E:
Why does a volleyball that is held beneath the surface of water have more buoyant force than a...Problem 86E:
The mountains of the Himalayas are slightly less dense than the mantle material upon which they...Problem 87E:
Give a reason why canal enthusiasts in Scotland appreciate the physics illustrated in Figure 5.16...Problem 88E:
The Falkirk Wheel in Scotland (Figure 5.17) rotates with the same low energy no matter what the...Problem 89E:
One gondola in the Falkirk Wheel carries a 50-ton boat, while the opposite gondola carries a 100-ton...Problem 90E:
Both a 50-ton boat and a 100-ton boat float side by side in the gondola of the Falkirk Wheel, while...Problem 91E:
A ship sailing from the ocean into a fresh-water harbor sinks slightly deeper into the water. Does...Problem 92E:
In a sporting goods store, you see what appear to be two identical life preservers of the same size....Problem 93E:
Why is the pressure in an automobile's tires slightly greater after the car has been driven several...Problem 94E:
How does the density of air in a deep mine compare with the air density at Earth's surface?Problem 96E:
It is said that a gas fills all the space available to it. Why, then, doesn't the atmosphere go off...Problem 97E:
Why is there no atmosphere on the Moon?Problem 98E:
We can understand how pressure in water depends on depth by considering a stack of bricks. The...Problem 99E:
If you could somehow replace the mercury in a mercury barometer with a denser liquid, would the...Problem 100E:
Would it be slightly more difficult to draw soda through a straw at sea level or on top of a very...Problem 101E:
Richards pump can operate at a certain maximum well depth in Pocatello, Idaho. Would this maximum...Problem 102E:
Why is it so difficult to breathe when snorkeling at a depth of 1 m, and practically impossible at a...Problem 103E:
Say youve had a run of bad luck, and you slip quietly into a small, calm pool as hungry crocodiles...Problem 104E:
In the hydraulic arrangement shown, the larger piston has an area that is 50 times that of the...Problem 106E:
Your friend says that the buoyant force of the atmosphere on an elephant is significantly greater...Problem 107E:
When you replace helium in a balloon with hydrogen, which is less dense? Does the buoyant force on...Problem 110E:
The force of the atmosphere at sea level against the outside of a 10-m2 store window is about 1...Problem 113E:
What physics principle underlies the following three observations? When passing an oncoming truck on...Problem 114E:
How does an airplane adjust its angle of attack so that it is able to fly upside down?Problem 115DQ:
The photo shows physics teacher Marshall Ellen-stein walking barefoot on broken glass bottles in his...Problem 117DQ:
Which teapot holds more liquid?Problem 118DQ:
Suppose you wish to lay a level foundation for a home on hilly and bushy terrain. How can you use a...Problem 119DQ:
If liquid pressure were the same at all depths, would there be a buoyant force on an object...Problem 120DQ:
Compared to an empty ship, would a ship loaded with a cargo of Styrofoam sink deeper or less deeply...Problem 121DQ:
A barge filled with scrap iron is in a canal lock. If the iron is thrown overboard, does the water...Problem 122DQ:
A discussion of the following question raises some eyebrows: Why is the buoyant force on a submerged...Problem 123DQ:
A balloon is weighted so that it is barely able to float in water. If it is pushed beneath the...Problem 124DQ:
Greta Novak is treated to remarkable flotation in the very-salty Dead Sea. How does buoyant force on...Problem 125DQ:
When an ice cube in a glass of water melts, does the water level in the glass rise, fall, or remain...Problem 126DQ:
Count the tires on a large tractor-trailer that is unloading food at your local supermarket, and you...Problem 127DQ:
Two teams of eight horses each were unable to pull the Magdeburg hemispheres apart (Figure 5.20)....Problem 128DQ:
In the classroom demonstration at Lund University, a vacuum pump evacuates air from a large, empty...Problem 129DQ:
If you bring an airtight bag of potato chips aboard an airplane, youll note that it puffs up as the...Problem 130DQ:
On a sensitive balance, weigh an empty, flat, thin plastic bag. Then weigh the bag filled with air....Problem 131DQ:
Invoking ideas from Chapter 2 and this chapter, discuss why is it easier to throw a curve with a...Problem 132DQ:
Your study partner says he doesn't believe in Bernoullis principle and cites as evidence the fact...Problem 1RAT:
Choose the BEST answer to the question or the BEST way to complete the statement. 1. Water pressure...Problem 2RAT:
The buoyant force that acts on a 20,000-N ship is (a) somewhat less than 20,000 N. (b) 20,000 N. (c)...Problem 3RAT:
A floating duck displaces its own (a) volume of water. (b) weight of weight. (c) both of these (d)...Problem 4RAT:
A rock suspended by a weighing scale weighs 15 N out of water and 10 N when submerged in water. What...Problem 5RAT:
The two caissons of the Falkirk Wheel in Scotland (the device that lifts and lowers ships) remain in...Problem 6RAT:
To what depth must an inverted drinking glass be pushed beneath the water surface to squeeze the...Problem 7RAT:
Atmospheric pressure is caused by the atmosphere's (a) density. (h) weight. (c) temperature. (d)...Problem 8RAT:
A hydraulic device multiplies force by 100. This multiplication is done at the expense of (a)...Browse All Chapters of This Textbook
Chapter 1 - Patterns Of Motion And EquilibriumChapter 2 - Newton's Laws Of MotionChapter 3 - Momentum And EnergyChapter 4 - Gravity, Projectiles, And SatellitesChapter 5 - Fluid MechanicsChapter 6 - Thermal Energy And ThermodynamicsChapter 7 - Heat Transfer And Change Of PhaseChapter 8 - Static And Current ElectricityChapter 9 - Magnetism And Electromagnetic InductionChapter 10 - Waves And Sound
Chapter 11 - LightChapter 12 - Atoms And The Periodic TableChapter 13 - The Atomic Nucleus And RadioactivityChapter 14 - Elememts Of ChemistryChapter 15 - How Atoms Bond And Molecules AttractChapter 16 - MixturesChapter 17 - How Chemicals ReactChapter 18 - Two Classes Of Chemical ReactionsChapter 19 - Organic CompoundsChapter 20 - Rocks And MineralsChapter 21 - Plate Tectonics And Earth's InteriorChapter 22 - Shaping Earth's SurfaceChapter 23 - Geologic Time - Reading The Rock RecordChapter 24 - The Oceans, Atmosphere, And Climatic EffectsChapter 25 - Driving Forces Of WeatherChapter 26 - The Solar SystemChapter 27 - Stars And GalaxiesChapter 28 - The Structure Of Space And Time
Sample Solutions for this Textbook
We offer sample solutions for EP CONCEPTUAL PHYSICAL SCI.-MOD.MASTER. homework problems. See examples below:
Chapter 1, Problem 1RCQChapter 2, Problem 1RCQChapter 3, Problem 1RCQChapter 4, Problem 1RCQChapter 5, Problem 1RCQChapter 6, Problem 1RCQChapter 7, Problem 1RCQChapter 8, Problem 1RCQChapter 9, Problem 1RCQ
Chapter 10, Problem 1RCQChapter 11, Problem 1RCQExplanation: The oldest element is a parent of other element, which is in oldest stars. The heaver...Explanation: The Beta Particle is an electron twisted away on or after a minute core for the period...Explanation: Chemistry: Chemistry is a branch of science which deals with the composition of...Chapter 15, Problem 1RCQExplanation: Mixtures: It is generally defined as the substance that consists of two or more...Explanation: Coefficient is the numbers, placed in front of the reactant or product to show the...Chapter 18, Problem 12RCQChapter 19, Problem 1RCQChapter 20, Problem 1RCQChapter 21, Problem 1RCQChapter 22, Problem 1RCQExplanation: The relative dating is the science of determining the relative order of the past events...Chapter 24, Problem 1RCQChapter 25, Problem 1RCQChapter 26, Problem 1RCQChapter 27, Problem 1RCQChapter 28, Problem 1RCQ
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