 2.1Q: Does a car speedometer measure speed, velocity, or both? Explain.
 2.2Q: Can an object have varying speed if its velocity is constant? If ye...
 2.4P: Convert 35 mi/h to (a) km/h, (b) m/s, and (c) ft/s.
 2.4Q: In drag racing, is it possible for the car with the greatest speed ...
 2.6P: A particle at t1 = 2.0 s is at x1 = 3.4 cm and at t2 = 4.5 s is at...
 2.7P: You are driving home from school steadily at 95 km/h for 130 km. It...
 2.8P: According to a ruleofthumb, every five seconds between a lightnin...
 2.8Q: Can the velocity of an object be negative when its acceleration is ...
 2.9P: A person jogs eight complete laps around a quartermile track in a ...
 2.10P: A horse canters away from its trainer in a straight line, moving 11...
 2.11P: Two locomotives approach each other on parallel tracks. Each has a ...
 2.13P: An airplane travels 3100 km at a speed of 790 km/h, and then encoun...
 2.13Q: As a freely falling object speeds up, what is happening to its acce...
 2.14Q: How would you estimate the maximum height you could throw a ball ve...
 2.15P: A bowling ball traveling with constant speed hits the pins at the e...
 2.16P: A sports car accelerates from rest to 95 km/h in 6.2 s. What is its...
 2.16Q: In a lecture demonstration, a 3.0mlong vertical string with ten b...
 2.17P: A sprinter accelerates from rest to 10.0 m/s in 1.35 s. What is her...
 2.18P: At highway speeds, a particular automobile is capable of an acceler...
 2.18Q: An object that is thrown vertically upward wall return to its origi...
 2.19P: A sports car moving at constant speed travels 110 m in 5.0 s. If it...
 2.20P: The position of a racing car, which starts from rest at t = 0 and m...
 2.21P: A car accelerates from 13 m/s to 25 m/s in 6.0 s. What was its acce...
 2.22P: A car slows down from 23 m/s to rest in a distance of 85 m. What wa...
 2.23P: A light plane must reach a speed of 33 m/s for takeoff. How long a ...
 2.24P: A worldclass sprinter can burst out of the blocks to essentially t...
 2.25P: A car slows down uniformly from a speed of 21.0 m/s to rest in 6.00...
 2.26P: In coming to a stop, a car leaves skid marks 92 m long on the highw...
 2.27P: A car traveling 85 km/h strikes a tree. The front end of the car co...
 2.28P: Determine the stopping distances for a car with an initial speed of...
 2.29P: Show that the equation for the stopping distance of a car is where ...
 2.30P: A car is behind a truck going 25 m/s on the highway. The car’s driv...
 2.31P: A runner hopes to complete the 10,000m run in less than 30.0 min. ...
 2.32P: A person driving her car at 45 km/h approaches an intersection just...
 2.33P: A stone is dropped from the top of a cliff. It hits the ground belo...
 2.34P: If a car rolls gently (v0 = 0) off a vertical cliff, how long does ...
 2.35P: Estimate (a) how long it took King Kong to fall straight down from ...
 2.36P: A baseball is hit nearly straight up into the air with a speed of 2...
 2.37P: A ballplayer catches a ball 3.0 s after throwing it vertically upwa...
 2.38P: An object starts from rest and falls under the influence of gravity...
 2.39P: A helicopter is ascending vertically with a speed of 5.20 m/s. At a...
 2.41P: If air resistance is neglected, show (algebraically) that a ball th...
 2.42P: A stone is thrown vertically upward with a speed of 18.0 m/s. (a) H...
 2.43P: Estimate the time between each photoflash of the apple in Fig. 2–18...
 2.44P: A falling stone takes 0.28 s to travel past a window 2.2 m tall (Fi...
 2.45P: A rock is dropped from a sea cliff, and the sound of it striking th...
 2.46P: Suppose you adjust your garden hose nozzle for a hard stream of wat...
 2.47P: A stone is thrown vertically upward with a speed of 12.0 m/s from t...
 2.48P: A baseball is seen to pass upward by a window 28 m above the street...
 2.49P: FIGURE 2–29 shows the velocity of a train as a function of time. (a...
 2.50P: The position of a rabbit along a straight tunnel as a function of t...
 2.51P: In Fig. 2–28, (a) during what time periods, if any, is the velocity...
 2.52P: A certain type of automobile can accelerate approximately as shown ...
 2.53P: Estimate the average acceleration of the car in the previous (Fig. ...
 2.54P: In Fig. 2–29, estimate the distance the object traveled during (a) ...
 2.55P: Construct the v vs. t graph for the object whose displacement as a ...
 2.56P: FIGURE 2–36 is a position versus time graph for the motion of an ob...
 2.57GP: A person jumps from a fourthstory window 15.0 m above a firefighte...
 2.59GP: A person who is properly constrained by an overtheshoulder seat b...
 2.60GP: Agent Bond is standing on a bridge, 12 m above the road below, and ...
 2.61GP: Suppose a car manufacturer tested its cars for frontend collisions...
 2.62GP: Every year the Earth travels about 109 km as it orbits the Sun. Wha...
 2.63GP: A 95mlong train begins uniform acceleration from rest. The front ...
 2.64GP: A person jumps off a diving board 4.0 m above the water’s surface i...
 2.65GP: In the design of a rapid transit system, it is necessary to balance...
 2.66GP: Pelicans tuck their wings and free fall straight down when diving f...
 2.67GP: In putting, the force with which a golfer strikes a ball is planned...
 2.69GP: A stone is dropped from the roof of a high building. A second stone...
 2.68GP: A fugitive tries to hop on a freight train traveling at a constant ...
 2.70GP: A race car driver must average 200.0 km/h over the course of a time...
 2.71GP: A bicyclist in the Tour de France crests a mountain pass as he move...
 2.72GP: Two children are playing on two trampolines. The first child can bo...
 2.73GP: An automobile traveling 95 km/h overtakes a 1.10kmlong train trav...
 2.74GP: A baseball pitcher throws a baseball with a speed of 44 m/s. In thr...
 2.75GP: A rocket rises vertically, from rest, with an acceleration of 3.2 m...
 2.76GP: Consider the street pattern shown in Fig. 2–42. Each intersection h...
 2.77GP: A police car at rest, passed by a speeder traveling at a constant 1...
 2.78GP: A stone is dropped from the roof of a building; 2.00 s after that, ...
 2.79GP: Two stones are thrown vertically up at the same time. The first sto...
 2.80GP: If there were no air resistance, how long would it take a freefall...
 2.81GP: A fastfood restaurant uses a conveyor belt to send the burgers thr...
 2.82GP: Bill can throw a ball vertically at a speed 1.5 times faster than J...
 2.83GP: You stand at the top of a cliff while your friend stands on the gro...
 2.84GP: Two students are asked to find the height of a particular building ...
 2.1P: What must your car's average speed be in order to travel 235 km in ...
 2.2P: (I) A bird can fly 25 km/h. How long does it take to fly 3.5 km?
 2.3P: (I) If you are driving 95 km/h along a straight road and you look t...
 2.3Q: When an object moves with constant velocity, does its average veloc...
 2.5P: (I) A rolling ball moves from x1= 8.4 cm to x2= 4.2cm during the t...
 2.5Q: If one object has a greater speed than a second object, does the fi...
 2.6Q: Compare the acceleration of a motorcycle that accelerates from 80 k...
 2.7Q: Can an object have a northward velocity and a southward acceleratio...
 2.9Q: Give an example where both the velocity and acceleration are negative.
 2.10Q: Two cars emerge side by side from a tunnel. Car A is traveling with...
 2.11Q: Can an object be increasing in speed as its acceleration decreases?...
 2.12P: (II) A car traveling 95 km/h is 210 m behind a truck traveling 75 k...
 2.12Q: A baseball player hits a ball straight up into the air. It leaves t...
 2.14P: (II) Calculate the average speed and average velocity of a complete...
 2.15Q: You travel from point A to point B in a car moving at a constant sp...
 2.17Q: Which of these motions is not at constant acceleration: a rock fall...
 2.19Q: Can an object have zero velocity and nonzero acceleration at the sa...
 2.20Q: Can an object have zero acceleration and nonzero velocity at the sa...
 2.21Q: Describe in words the motion plotted in Fig. 232 in terms of veloc...
 2.40P: (II) For an object falling freely from rest, show that the distance...
 2.58GP: A person jumps out a fourthstory window 18.0 m above a firefighter...
 2.85GP: Figure 2—50 shows the position vs. time graph for two bicycles, A a...
 2.1CQ: an example in which there are clear distinctions among distance tra...
 2.1PE: the following for path A in Figure 2.59: (a) The distance traveled....
 2.2CQ: what circumstances does distance traveled equal magnitude of displa...
 2.2PE: the following for path B in Figure 2.59: (a) The distance traveled....
 2.3CQ: move back and forth by using their flagella (structures that look l...
 2.3PE: Substitute for and for . the following for path C in Figure 2.59: (...
 2.4CQ: student writes, “A bird that is diving for prey has a speed of ? 10...
 2.4PE: the following for path D in Figure 2.59: (a) The distance traveled....
 2.5CQ: is the speed of the bird in Exercise 2.4? Exercise 2.4: A student w...
 2.5PE: (a) Calculate Earth’s average speed relative to the Sun. (b) What i...
 2.6CQ: is the change in velocity over time. Given this information, is acc...
 2.6PE: helicopter blade spins at exactly 100 revolutions per minute. Its t...
 2.7CQ: weather forecast states that the temperature is predicted to be ?5º...
 2.7PE: North American and European continents are moving apart at a rate o...
 2.8CQ: an example (but not one from the text) of a device used to measure ...
 2.8PE: west of the San Andreas fault in southern California is moving at a...
 2.9CQ: Proble m There is a distinction between average speed and the magni...
 2.9PE: May 26, 1934, a streamlined, stainless steel diesel train called th...
 2.10CQ: a car’s odometer measure position or displacement? Does its speedom...
 2.10PE: friction is slowing the rotation of the Earth. As a result, the orb...
 2.11CQ: you divide the total distance traveled on a car trip (as determined...
 2.11PE: student drove to the university from her home and noted that the od...
 2.12CQ: are instantaneous velocity and instantaneous speed related to one a...
 2.12PE: speed of propagation of the action potential (an electrical signal)...
 2.13CQ: it possible for speed to be constant while acceleration is not zero...
 2.13PE: with astronauts on the lunar surface were characterized by a kind o...
 2.14CQ: it possible for velocity to be constant while acceleration is not z...
 2.14PE: football quarterback runs 15.0 m straight down the playing field in...
 2.15CQ: an example in which velocity is zero yet acceleration is not
 2.15PE: planetary model of the atom pictures electrons orbiting the atomic ...
 2.16CQ: a subway train is moving to the left (has a negative velocity) and ...
 2.16PE: cheetah can accelerate from rest to a speed of 30.0 m/s in 7.00 s. ...
 2.17CQ: and minus signs are used in onedimensional motion to indicate dire...
 2.17PE: Application Dr. John Paul Stapp was U.S. Air Force officer who stud...
 2.18CQ: information do you need in order to choose which equation or equati...
 2.18PE: commuter backs her car out of her garage with an acceleration of 1....
 2.19CQ: is the last thing you should do when solving a problem? Explain.
 2.19PE: that an intercontinental ballistic missile goes from rest to a subo...
 2.20CQ: is the acceleration of a rock thrown straight upward on the way up?...
 2.20PE: Olympicclass sprinter starts a race with an acceleration of 4.50 m...
 2.21CQ: object that is thrown straight up falls back to Earth. This is one...
 2.21PE: wellthrown ball is caught in a wellpadded mitt. If the decelerati...
 2.22CQ: you throw a rock nearly straight up at a coconut in a palm tree, an...
 2.22PE: bullet in a gun is accelerated from the firing chamber to the end o...
 2.23CQ: an object is thrown straight up and air resistance is negligible, t...
 2.23PE: (a) A lightrail commuter train accelerates at a rate of 1.35 m/s2 ...
 2.24CQ: severity of a fall depends on your speed when you strike the ground...
 2.24PE: entering a freeway, a car accelerates from rest at a rate of 2.40 m...
 2.25CQ: many times higher could an astronaut jump on the Moon than on Earth...
 2.25PE: the end of a race, a runner decelerates from a velocity of 9.00 m/s...
 2.26CQ: (a) Explain how you can use the graph of position versus time in Fi...
 2.26PE: Application: Blood is accelerated from rest to 30.0 cm/s in a dista...
 2.27CQ: (a) Sketch a graph of velocity versus time corresponding to the gra...
 2.27PE: a slap shot, a hockey player accelerates the puck from a velocity o...
 2.28CQ: (a) Explain how you can determine the acceleration over time from a...
 2.28PE: A powerful motorcycle can accelerate from rest to 26.8 m/ s (100 km...
 2.29CQ: (a) Sketch a graph of acceleration versus time corresponding to the...
 2.29PE: Freight trains can produce only relatively small accelerations and ...
 2.30CQ: Consider the velocity vs. time graph of a person in an elevator sho...
 2.30PE: A fireworks shell is accelerated from rest to a velocity of 65.0 m/...
 2.31CQ: A cylinder is given a push and then rolls up an inclined plane. If ...
 2.31PE: A swan on a lake gets airborne by flapping its wings and running on...
 2.32PE: Professional Application: A woodpecker’s brain is specially protect...
 2.33PE: An unwary football player collides with a padded goalpost while run...
 2.34PE: In World War II, there were several reported cases of airmen who ju...
 2.35PE: Consider a grey squirrel falling out of a tree to the ground. (a) I...
 2.36PE: An express train passes through a station. It enters with an initia...
 2.37PE: Dragsters can actually reach a top speed of 145 m/s in only 4.45 s—...
 2.38PE: A bicycle racer sprints at the end of a race to clinch a victory. T...
 2.39PE: In 1967, New Zealander Burt Munro set the world record for an India...
 2.40PE: (a) A world record was set for the men’s 100m dash in the 2008 Oly...
 2.41PE: Calculate the displacement and velocity at times of (a) 0.500, (b) ...
 2.42PE: Calculate the displacement and velocity at times of (a) 0.500, (b) ...
 2.43PE: A basketball referee tosses the ball straight up for the starting t...
 2.44PE: A rescue helicopter is hovering over a person whose boat has sunk. ...
 2.45PE: A dolphin in an aquatic show jumps straight up out of the water at ...
 2.46PE: A swimmer bounces straight up from a diving board and falls feet fi...
 2.47PE: (a) Calculate the height of a cliff if it takes 2.35 s for a rock t...
 2.48PE: A very strong, but inept, shot putter puts the shot straight up ver...
 2.49PE: You throw a ball straight up with an initial velocity of 15.0 m/s. ...
 2.51PE: Standing at the base of one of the cliffs of Mt. Arapiles in Victor...
 2.52PE: An object is dropped from a height of 75.0 m above ground level. (a...
 2.53PE: There is a 250mhigh cliff at Half Dome in Yosemite National Park ...
 2.54PE: A ball is thrown straight up. It passes a 2.00mhigh window 7.50 m...
 2.55PE: Suppose you drop a rock into a dark well and, using precision equip...
 2.56PE: A steel ball is dropped onto a hard floor from a height of 1.50 m a...
 2.57PE: A coin is dropped from a hotair balloon that is 300 m above the gr...
 2.58PE: A soft tennis ball is dropped onto a hard floor from a height of 1....
 2.59PE: (a) By taking the slope of the curve in Figure 2.60, verify that th...
 2.60PE: Using approximate values, calculate the slope of the curve in Figur...
 2.61PE: Using approximate values, calculate the slope of the curve in Figur...
 2.62PE: By taking the slope of the curve in Figure 2.63, verify that the ac...
 2.63PE: Construct the displacement graph for the subway shuttle train as sh...
 2.64PE: (a) Take the slope of the curve in Figure 2.64 to find the jogger’s...
 2.65PE: A grap?h? of? (?t) is shown for a worldclass track sprinter in a 1...
 2.66PE: Figure 2.68 shows the displacement graph for a particle for 5 s. Dr...
Solutions for Chapter 2: Physics: Principles with Applications 6th Edition
Full solutions for Physics: Principles with Applications  6th Edition
ISBN: 9780130606204
Solutions for Chapter 2
Get Full SolutionsPhysics: Principles with Applications was written by and is associated to the ISBN: 9780130606204. Chapter 2 includes 202 full stepbystep solutions. This textbook survival guide was created for the textbook: Physics: Principles with Applications, edition: 6. Since 202 problems in chapter 2 have been answered, more than 229180 students have viewed full stepbystep solutions from this chapter. This expansive textbook survival guide covers the following chapters and their solutions.

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parallel

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

°C
Celsius degree

°F
Fahrenheit degree