 2.1RCQ: What class of motion, natural or violent, did Aristotle attribute t...
 2.2RCQ: What state of motion did Aristotle attribute to Earth?
 2.3RCQ: What relationship between the Sun and Earth did Copernicus formulate?
 2.4RCQ: What did Galileo discover in his legendary experiment on the Leanin...
 2.5RCQ: What did Galileo discover about moving bodies and force in his expe...
 2.6RCQ: Is inertia the reason for moving objects maintaining motion or the ...
 2.7RCQ: How does Newton’s first law of motion relate to Galileo’s concept o...
 2.8RCQ: What type of path does a moving object follow in the absence of a f...
 2.9RCQ: What is the net force on a cart that is pulled to the right with 10...
 2.10RCQ: Why do we say that force is a vector quantity?
 2.11RCQ: According to the parallelogram rule, what quantity is represented b...
 2.12RCQ: What is the resultant of a pair of 1pound forces at right angles t...
 2.13RCQ: ?Consider Nellie hanging at rest in Figure 2.11. If the ropes were ...
 2.14RCQ: Can force be expressed in units of pounds and also in units of newt...
 2.15RCQ: What is the net force on an object that is pulled with 80 newtons t...
 2.16RCQ: What is the net force on a bag pulled down by gravity with 18 newto...
 2.17RCQ: What does it mean to say something is in mechanical equilibrium?
 2.18RCQ: State the equilibrium rule in symbolic notation.
 2.19RCQ: Consider a book that weighs 15 N at rest on a flat table. How many ...
 2.20RCQ: When you stand at rest on a bathroom scale, how does your weight co...
 2.21RCQ: A bowling ball at rest is in equilibrium. Is the ball in equilibriu...
 2.22RCQ: What is the test for whether or not a moving object is in equilibrium?
 2.23RCQ: If you push on a crate with a force of 100 N and it slides at const...
 2.24RCQ: What concept was missing in peoples minds in the 16th century when ...
 2.25RCQ: A bird sitting in a tree is traveling at 30 km/s relative to the fa...
 2.26RCQ: Stand next to a wall that travels at 30 km/s relative to the Sun. W...
 2.27TAS: Lucy Lightfoot stands with one foot on one bathroom scale and her o...
 2.28TAS: Henry Heavyweight weighs 1200 N and stands on a pair of bathroom sc...
 2.29TAS: ?The sketch shows a painter’s scaffold in mechanical equilibrium. T...
 2.30TAS: ?A different scaffold that weighs 400 N supports two painters, one ...
 2.31TAR: ?The weights of Burl, Paul, and the scaffold produce tensions in th...
 2.32TAR: ?Rank the net forces on the blocks from least to most in the four s...
 2.33TAR: ?Different materials, A, B, C, and D, rest on a table.(a) Rank how ...
 2.34TAR: ?Three pucks, A, B, and C, are shown sliding across ice at the note...
 2.35TAR: ?As seen from above, a stubborn stump is pulled by a pair of ropes,...
 2.36TAR: ?Nellie hangs motionless by one hand from a clothesline. Which side...
 2.37TAE: Knowledge can be gained by philosophical logic and also by experime...
 2.38TAE: A ball rolling along a floor doesn’t continue rolling indefinitely....
 2.39TAE: Copernicus postulated that Earth moves around the Sun (rather than ...
 2.40TAE: What Aristotelian idea did Galileo discredit in his fabled Leaning ...
 2.41TAE: What Aristotelian idea did Galileo demolish with his experiments wi...
 2.42TAE: Was it Galileo or Newton who first proposed the concept of inertia?
 2.43TAE: Asteroids have been moving through space for billions of years. Wha...
 2.44TAE: A space probe may be carried by a rocket into outer space. What kee...
 2.45TAE: ?In doing the tablecloth pull demonstration of inertia of Figure 2....
 2.46TAE: In tearing a paper towel or plastic bag from a roll, why is a sharp...
 2.47TAE: If you’re in a car at rest that gets hit from behind, you can suffe...
 2.48TAE: In terms of Newton’s first law (the law of inertia), how does a car...
 2.49TAE: Why do you lurch forward in a bus that suddenly slows? Why do you l...
 2.50TAE: Consider a pair of forces, one having a magnitude of 20 N and the o...
 2.51TAE: When any object is in mechanical equilibrium, what can be correctly...
 2.52TAE: Which of the following are scalar quantities, which are vector quan...
 2.53TAE: What can you correctly say about a pair of vectors that add togethe...
 2.54TAE: Which is more likely to break: a hammock stretched tightly between ...
 2.55TAE: A heavy bird sits on a clothesline. Will the tension in the clothes...
 2.57TAE: A monkey hangs stationary at the end of a vertical vine. What two f...
 2.56TAE: ?The rope supports a lantern that weighs 50 N. Is the tension in th...
 2.58TAE: ?The rope of Exercise 56 is repositioned as shown and still support...
 2.59TAE: Can an object be in mechanical equilibrium when only a single force...
 2.61TAE: A hockey puck slides across the ice at a constant speed. Is it in e...
 2.60TAE: When a ball is tossed straight up, it momentarily comes to a stop a...
 2.62TAE: Your friend sits at rest on a chair. Can you say that no force acts...
 2.63TAE: ?Nellie Newton hangs at rest from the ends of the rope as shown. Ho...
 2.64TAE: ?Harry the painter swings year after year from his bosun’s chair. H...
 2.66TAE: ?If the strong man in the preceding exercise exerts a downward forc...
 2.65TAE: ?For the pulley system shown, what is the upper limit of weight the...
 2.67TAE: A force of gravity pulls downward on a book on a table. What force ...
 2.68TAE: How many significant forces act on a book at rest on a table? Ident...
 2.70TAE: As you stand on a floor, does the floor exert an upward force again...
 2.69TAE: Place a heavy book on a table and the table pushes up on the book. ...
 2.71TAE: Suppose that you jounce up and down while weighing yourself on a ba...
 2.72TAE: An empty jug of weight W rests on a table. What is the support forc...
 2.73TAE: If you pull horizontally on a crate with a force of 200 N, it slide...
 2.75TAE: Consider a crate at rest on a factory floor. As a pair of workmen b...
 2.74TAE: In order to slide a heavy cabinet across the floor at constant spee...
 2.76TAE: Two people each pull with 300 N on a rope in a tug of war. What is ...
 2.77TAE: Two forces act on a parachutist falling in air: weight and air drag...
 2.78TAE: A child learns in school that Earth is traveling faster than 100,00...
 2.80TAD: In answer to the question “What keeps Earth moving around the Sun?”...
 2.79TAD: In answer to the question “What keeps Earth moving around the Sun?”...
 2.81TAD: Consider a ball at rest in the middle of a toy wagon. When the wago...
 2.82TAD: Suppose that you’re in a moving car and the motor stops running. Yo...
 2.83TAD: When you push a cart, it moves. When you stop pushing, it comes to ...
 2.84TAD: Each bone in the chain of bones forming your spine is separated fro...
 2.85TAD: Start a ball rolling down a bowling alley and you’ll find that it m...
 2.86TAD: Consider the normal force on a book at rest on a tabletop. If the t...
 2.87TAD: When you push downward on a book at rest on a table, you feel an up...
 2.89TAD: Because Earth rotates once every 24 hours, the west wall in your ro...
 2.88TAD: Before the time of Galileo and Newton, some learned scholars though...
 2.90TAD: If you toss a coin straight upward while riding in a train, where d...
 2.91TAD: Discuss and answer the preceding question for when the train is rou...
 2.92TAD: The smokestack of a stationary toy train consists of a vertical spr...
 2.1E: A ball rolling along a floor doesn’t continue rolling indefinitely....
 2.1P: Lucy Lightfoot stands with one foot on one bathroom scale and her o...
 2.1R: The weights of Burl, Paul, and the scaffold produce tensions in the...
 2.1RQ: Contrast Aristotle’s ideas of natural motion and violent motion.
 2.2E: Copernicus postulated that Earth moves around the Sun (rather than ...
 2.2P: Henry Heavyweight weighs 1200 N and stands on a pair of bathroom sc...
 2.2R: Rank the net force on the block from least to most in the four situ...
 2.2RQ: What class of motion, natural or violent, did Aristotle attribute t...
 2.3E: What Aristotelian idea did Galileo discredit in his fabled Leaning ...
 2.3P: The sketch shows a painter’s scaffold in mechanical equilibrium. Th...
 2.3R: Different materials, A, B, C, and D, rest on a table. a. From great...
 2.3RQ: What state of motion did Aristotle attribute to Earth?
 2.4E: What Aristotelian idea did Galileo demolish with his experiments wi...
 2.4P: A different scaffold that weighs 400 N supports two painters, one 5...
 2.4R: Three pucks, A, B, and C, are shown sliding across ice at the noted...
 2.4RQ: What relationship between the Sun and Earth did Copernicus formulate?
 2.5E: Was it Galileo or Newton who first proposed the concept of inertia?
 2.5RQ: What did Galileo discover in his legendary experiment on the Leanin...
 2.6E: Asteroids have been moving through space for billions of years. Wha...
 2.6RQ: What did Galileo discover about moving bodies and force in his expe...
 2.7E: A space probe may be carried by a rocket into outer space. What kee...
 2.7RQ: What does it mean to say that a moving object has inertia? Give an ...
 2.8E: In answer to the question “What keeps Earth moving around the Sun?”...
 2.8RQ: Is inertia the ?reason for moving objects maintaining motion or the...
 2.9E: Your friend says that inertia is a force that keeps things in their...
 2.9RQ: Cite Newton’s first law of motion.
 2.10E: Why is it important that Tim pull slightly downward when he attempt...
 2.10RQ: What is the net force on a cart that is pulled to the right with 10...
 2.11E: Consider a ball at rest in the middle of a toy wagon. When the wago...
 2.16E: Suppose that you’re in a moving car and the motor stops running. Yo...
 2.16RQ: State the equilibrium rule in symbolic notation.
 2.17E: When you push a cart, it moves. When you stop pushing, it comes to ...
 2.17RQ: Consider a book that weighs 15 N at rest on a flat table. How many ...
 2.18E: Each bone in the chain of bones forming your spine is separated fro...
 2.18RQ: When you stand at rest on a bathroom scale, how does your weight co...
 2.19E: Start a ball rolling down a bowling alley and you’ll find that it m...
 2.19RQ: A bowling ball at rest is in equilibrium. Is the ball in equilibriu...
 2.20E: Consider a pair of forces, one having a magnitude of 20 N and the o...
 2.20RQ: What is the test for whether or not a moving object is in equilibrium?
 2.21E: When any object is in mechanical equilibrium, what can be correctly...
 2.21RQ: If you push on a crate with a force of 100 N and it slides at const...
 2.22E: A monkey hangs stationary at the end of a vertical vine. What two f...
 2.22RQ: What concept was missing in people’s minds in the 16th century when...
 2.23E: Can an object be in mechanical equilibrium when only a single force...
 2.23RQ: A bird sitting in a tree is traveling at 30 km/s relative to the fa...
 2.24E: When a ball is tossed straight up, it momentarily comes to a stop a...
 2.24RQ: Stand next to a wall that travels at 30 km/s relative to the Sun. W...
 2.25E: A hockey puck slides across the ice at a constant speed. Is it in e...
 2.25RQ: What did Aristotle fail to recognize about the rules of nature for ...
 2.26E: Can you say that no force acts on a body at rest? Or is it correct ...
 2.27E: Nellie Newton hangs at rest from the ends of the rope as shown. How...
 2.28E: Harry the painter swings year after year from his bosun’s chair. Hi...
 2.29E: For the pulley system shown, what is the upper limit of weight the ...
 2.30E: If the strong man in the exercise 1 exerts a downward force of 800 ...
 2.31E: A force of gravity pulls downward on a book on a table. What force ...
 2.32E: How many significant forces act on a book at rest on a table? Ident...
 2.33E: Consider the normal force on a book at rest on a tabletop. If the t...
 2.34E: When you push downward on a book at rest on a table, you feel an up...
 2.35E: Place a heavy book on a table and the table pushes up on the book. ...
 2.36E: As you stand on a floor, does the floor exert an upward force again...
 2.37E: An empty jug of weight ?W rests on a table. What is the support for...
 2.38E: If you pull horizontally on a crate with a force of 200 N, it slide...
 2.39E: In order to slide a heavy cabinet across the floor at constant spee...
 2.40E: Consider a crate at rest on a factory floor. As a pair of workmen b...
 2.41E: Two people each pull with 300 N on a rope in a tug of war. What is ...
 2.42E: Two forces act on a parachutist falling in air: weight and air drag...
 2.43E: A child learns in school that Earth is traveling faster than 100,00...
 2.44E: Before the time of Galileo and Newton, some learned scholars though...
 2.45E: Because Earth rotates once every 24 hours, the west wall in your ro...
 2.46E: If you toss a coin straight upward while riding in a train, where d...
 2.47E: The smokestack of a stationary toy train consists of a vertical spr...
 2.48E: Consider an airplane that flies due east on a trip, then returns fl...
Solutions for Chapter 2: Conceptual Physics 12th Edition
Full solutions for Conceptual Physics  12th Edition
ISBN: 9780321909107
Solutions for Chapter 2
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Key Physics Terms and definitions covered in this textbook

//
parallel

any symbol
average (indicated by a bar over a symbol—e.g., v¯ is average velocity)

°C
Celsius degree

°F
Fahrenheit degree