EP CONCEPTUAL PHYSICAL SCI.-MOD.MASTER.6th EditionHewitt Publisher: PEARSON COISBN: 9780134091983
EP CONCEPTUAL PHYSICAL SCI.-MOD.MASTER.
Solutions for EP CONCEPTUAL PHYSICAL SCI.-MOD.MASTER.
Problem 1RCQ:
What did Newton discover about gravity?Problem 2RCQ:
In what sense does the Moon fall?Problem 4RCQ:
What is the magnitude of gravitational force between two 1-kg bodies that are 1 m apart?Problem 5RCQ:
What is the magnitude of the gravitational force between Earth and a 1-kg body at its surface?Problem 6RCQ:
How does the force of gravity between two bodies change when the distance between them is tripled?Problem 8RCQ:
Would the springs inside a bathroom scale be more compressed or less compressed if you weighed...Problem 9RCQ:
Would the springs inside a bathroom scale be more compressed or less compressed if you weighed...Problem 10RCQ:
Explain why occupants of the international Space Station are firmly in the grip of Earth's gravity,...Problem 11RCQ:
Under what conditions is your weight equal to mg?Problem 13RCQ:
The perturbations of Uranus led to what greater discovery?Problem 14RCQ:
What is the status of Pluto in the family of planets?Problem 16RCQ:
A stone is thrown upward at an angle. Neglecting air resistance, what happens to the horizontal...Problem 17RCQ:
A stone is thrown upward at an angle. Neglecting air resistance, what happens to the vertical...Problem 18RCQ:
A projectile is launched upward at an angle of 75 from the horizontal and strikes the ground a...Problem 19RCQ:
A projectile is launched vertically at 100 m/s. If air resistance can be neglected, at what speed...Problem 20RCQ:
What connection does Earth's curvature have with the speed needed for a projectile to orbit Earth?Problem 22RCQ:
When a satellite is above Earths atmosphere, is it beyond the pull of Earth's gravity? Defend your...Problem 24RCQ:
Why doesnt the force of gravity change the speed of a bowling ball as it rolls along a bowling lane?Problem 27RCQ:
Why does the force of gravity change the speed of a satellite in an elliptical orbit?Problem 30RCQ:
A space vehicle can outrun Earth's gravity, but can it get entirely beyond Earth's gravity?Problem 36PAC:
F=Gm1m2d2 Using the formula for gravity, show that the force of gravity on a 1-kg mass at Earths...Problem 37PAC:
F=Gm1m2d2 Calculate the force of gravity on the same 1-kg mass if it were 6.4 106 m above Earths...Problem 38PAC:
F=Gm1m2d2 Show that the average force of gravity between Earth (mass = 6.0 1024 kg) and the Moon...Problem 39PAC:
F=Gm1m2d2 Show that the force of gravity between Earth (mass = 6.0 1024 kg) and the Sun (mass = 2.0...Problem 40PAC:
F=Gm1m2d2 Show that the force of gravity between a newborn baby (mass = 3.0 kg) and planet Mars...Problem 41PAC:
F=Gm1m2d2 Calculate the force of gravity between a newborn baby of mass 3.0 kg and the obstetrician...Problem 42TAS:
Suppose you stood atop a ladder that was so tall that you were three times as far from Earths center...Problem 43TAS:
Show that the gravitational force between two planets is quadrupled if the masses of both planets...Problem 44TAS:
Show that there is no change in the force of gravity between two objects when their masses are...Problem 45TAS:
Find the change in the force of gravity between two planets when their distance apart is decreased...Problem 46TAS:
Consider a pair of planets in which the distance between them is decreased by a factor of 5. Show...Problem 47TAS:
Many people mistakenly believe that the astronauts who orbit Earth are above gravity. Earths mass is...Problem 48TAS:
Newtons universal law of gravity tells us that F=Gm1m2x2. Newtons second law tells us that a=Fmnm....Problem 49TAS:
An airplane is flying horizontally with speed 1000 km/h (280 m/s) when an engine falls off....Problem 50TAS:
A ball is thrown horizontally from a cliff at a speed of 10 m/s. Show that its speed one second...Problem 51TAS:
A satellite at a particular point along an elliptical orbit has a gravitational potential energy of...Problem 52TAS:
A rock thrown horizontally from a bridge hits the water below. The rock travels a smooth parabolic...Problem 53TAS:
A baseball is tossed at a steep angle into the air and makes a smooth parabolic path. Its time in...Problem 54TAS:
A penny on its side moving at speed v slides off the horizontal surface of a table a vertical...Problem 55TAS:
Students in a lab measure the speed of a steel ball launched horizontally from a tabletop to be v....Problem 56TAR:
The planet and its moon gravitationally attract each other. Rank, from greatest to least, the force...Problem 57TAR:
Consider the light of multiple candle flames, each of the same brightness. Rank, from brightest to...Problem 58TAR:
Rank, from greatest to least, the average gravitational forces between: (a) The Sun anti Mars, (b)...Problem 59TAR:
A ball is tossed off the edge of a cliff with the same speed, but at different angles as shown....Problem 60TAR:
The dashed lines show three circular orbits about Earth. Rank the following quantities from greatest...Problem 61TAR:
The positions of a satellite in elliptical orbit are indicated. Rank the following quantities from...Problem 62E:
What would be the path of the Moon if somehow all gravitational acting forces on it sank to zero?Problem 63E:
Is the gravitational force greater on a 1-kg piece of iron or on a 1-kg piece of glass? Defend your...Problem 64E:
Consider a space pod somewhere between Earth and the Moon, at just the right distance so that...Problem 65E:
An astronaut lands on a planet that has the same mass as Earth but half' the diameter. How does the...Problem 66E:
An astronaut lands on a planet that has the same mass as Earth and twice the diameter. How does the...Problem 67E:
If Earth somehow expanded to a larger radius, with no change in mass, how would your weight be...Problem 68E:
How would the force between a planet and its moon change if its moon were boosted to twice its...Problem 69E:
Phil work on the 15th floor of an office building, and his wife Jean works on the 30th floor, which...Problem 70E:
In 2013, Curiosity landed on the surface of Mars. Does the weight of Curiosity vary if it makes its...Problem 71E:
Earth is not exactly a sphere but, rather, bulges outward at the equator. How does this bulge affect...Problem 72E:
A small light source located 1 m in front of a 1-m2 opening illuminates a wall behind. If the wall...Problem 74E:
Why do the passengers in high-altitude jet planes feel the sensation of weight, while passengers in...Problem 75E:
To begin your wingsuit flight, you step off the edge of a high cliff. Why are you then momentarily...Problem 76E:
In synchronized diving, divers remain in the air for the same time. With no air resistance, they...Problem 77E:
What two forces act on you while you are in a moving elevator? When are these forces of equal...Problem 78E:
If you were in a freely falling elevator and you dropped a pencil, it would hover in front of you....Problem 79E:
In the 2014 Rosetta mission, a probe from Earth landed on a comet of very low mass. If the probe had...Problem 81E:
Elements beyond the naturally occurring elements that have been discovered that are named Neptunium...Problem 82E:
Earth and the Moon are gravitationally attracted to the Sun, but they dont crash into the Sun. A...Problem 83E:
Chuck Stone releases a ball near the top of a track and measures the balls speed as it rolls...Problem 84E:
In the absence of air resistance, why does the horizontal component of a projectiles motion not...Problem 85E:
At what point in its trajectory does a batted baseball have its minimum speed? If air resistance can...Problem 86E:
A heavy crate accidentally falls from a high-flying airplane just as it flies directly above Mikes...Problem 87E:
Two golfers each hit a ball at the same speed, but one hits it at 60 with the horizontal and die...Problem 88E:
When you jump upward, your hang time is the time your feet are off the ground. Does hang time depend...Problem 89E:
The hang time of a basketball player who jumps a vertical distance of 2 feet (0.6 m) is about 0.6 s....Problem 90E:
If youve had the good fortune to witness the launching of an Earth satellite, you may have noticed...Problem 91E:
Newton knew that if a cannonball were fired from a tall mountain, gravity would change its speed all...Problem 92E:
Satellites are normally seat into orbit by firing them in an easterly direction, the direction in...Problem 93E:
Hawaii presents the most efficient launching site in the United States for nonpolar satellites. Why...Problem 94E:
Does the speed of a falling object depend on its mass? (Recall the answer to this question in...Problem 96E:
What is the shape of the orbit when the velocity of the satellite is everywhere perpendicular to the...Problem 97E:
If a flight mechanic drops a box of tools from a highflying jumbo jet, it crashes to Earth. If an...Problem 99E:
If you stopped an Earth satellite dead in its tracksthat is, if you reduced its tangential velocity...Problem 101E:
At what point in Earths elliptical orbit about the Sun is the acceleration of Earth toward the Sun a...Problem 102E:
The force of gravity on an Earth satellite in circular orbit remains constant at all points along...Problem 103E:
Earth is farthest away from the Sun in July and closest in January. In which of these two months is...Problem 104E:
In the 2014 Rosetta mission, when a probe from Earth landed on the low-mass comet, the probe...Problem 105E:
An object tossed vertically will reach a maximum height. An object dropped from that same height...Problem 106DQ:
Comment on whether or not the following label on a consumer product should be cause for concern....Problem 107DQ:
Newton tells us that gravitational force acts on all bodies in proportion to their masses. Why,...Problem 108DQ:
"Okay," a friend says, "gravitational force is proportional to mass. Is gravitation then stronger on...Problem 109DQ:
An apple falls because of its gravitational attraction to Earth. How does the gravitational...Problem 110DQ:
Jupiter is more than 300 times as massive as Earth, so it might seem that a body on the surface of...Problem 111DQ:
When will the gravitational force between you and the Sun be greater: today at noon or tomorrow at...Problem 112DQ:
Explain why the following reasoning is wrong. "The Sun attracts all bodies on Earth. At midnight,...Problem 113DQ:
Some people dismiss the validity of scientific theories by saying they are "only" theories. The law...Problem 114DQ:
Shruti Kumar projects a ball at an angle of 30 above the horizontal. Which component of initial...Problem 115DQ:
A friend claims that bullets fired by some high-powered rifles travel for many meters in a...Problem 116DQ:
A park ranger shoots a monkey hanging from a branch of a tree with a tranquilizing dart. The ranger...Problem 117DQ:
Which requires more fuel: a rocket going from Earth to the Moon or a rocket returning from the Moon...Problem 118DQ:
Two facts: A freely falling object at Earth's surface drops vertically 5 m in 1 s. Earth's curvature...Problem 119DQ:
A new member of your discussion group says that, because Earth's gravity is so much stronger than...Problem 120DQ:
A friend says that astronauts inside the International Space Station (ISS) are weightless because...Problem 121DQ:
Another new member of your discussion group says the primary reason why astronauts in orbit feel...Problem 122DQ:
Occupants inside future donut-shaped rotating habitats in space will be pressed to their floors by...Problem 123DQ:
A satellite can orbit at 5 km above the Moon's surface, but not at 5 km above Earth's surface. Why?Problem 124DQ:
As part of their training before going into orbit, astronauts experience weightlessness when riding...Problem 126DQ:
A communications satellite with a 24-h period hovers over a fixed point on Earth. Why is it placed...Problem 127DQ:
This situation should elicit good discussion: In an accidental explosion, a satellite breaks in half...Problem 128DQ:
(Here's a Chapter 2-type question): When the brake are applied on a vehicle moving to the right, the...Problem 129DQ:
(Here's a Chapter 4-type question): The first stage of each Space X rocket that services the ISS no...Problem 130DQ:
Here's a situation to challenge you and your friends: A rocket coasts in an elliptical orbit around...Problem 1RAT:
Choose the BEST way to complete the statement. 1. The Moon falls toward Earth in the sense that it...Problem 2RAT:
The force of gravity between two planets depends on (a) their masses. (b) the square of the distance...Problem 3RAT:
Inhabitants of the International Space Station ate weight-less because (a) very little (if any)...Problem 4RAT:
A spacecraft on its way from Earth to the Moon is pulled equally by Earth and the Moon when it is...Problem 5RAT:
Theoretically, a baseball tossed horizontally in a gravity-free region would continue in a straight...Problem 6RAT:
When no air resistance acts on a projectile, its horizontal acceleration is (a) g (b) at right...Problem 7RAT:
Without air resistance, a ball tossed at an angle of 40 with the horizontal goes as far downrange as...Problem 8RAT:
When you toss a projectile sideways, it curves as it falls. It will become an Earth satellite if the...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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