Connect Access Card for Integrated Science
7th Edition
ISBN: 9781259350412
Author: Bill W Tillery, Eldon Enger, Frederick C Ross
Publisher: McGraw-Hill Education
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Chapter 3, Problem 17CQ
To determine
The proof that speed is more important than mass to bring a car to a stop using kinetic energy equation.
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Chapter 3 Solutions
Connect Access Card for Integrated Science
Ch. 3.1 - The metric unit of a joule (J) is a unit of a....Ch. 3.1 - Prob. 2SCCh. 3.1 - Prob. 3SCCh. 3.1 - About how many watts are equivalent to 1...Ch. 3.1 - A kilowatt-hour is a unit of a. power. b. work. c....Ch. 3.2 - The potential energy of a book on a shelf,...Ch. 3.2 - Prob. 7SCCh. 3.2 - Prob. 8SCCh. 3.3 - Prob. 9SCCh. 3.3 - Prob. 10SC
Ch. 3.4 - The accounting device of a barrel of oil is...Ch. 3.4 - The most widely used source of energy today is a....Ch. 3 - How is work related to energy?Ch. 3 - Prob. 2CQCh. 3 - Prob. 3CQCh. 3 - Prob. 4CQCh. 3 - Prob. 5CQCh. 3 - Prob. 6CQCh. 3 - Prob. 7CQCh. 3 - Prob. 8CQCh. 3 - Prob. 9CQCh. 3 - Prob. 10CQCh. 3 - Prob. 11CQCh. 3 - Prob. 12CQCh. 3 - Prob. 13CQCh. 3 - Prob. 14CQCh. 3 - Prob. 15CQCh. 3 - Prob. 16CQCh. 3 - Prob. 17CQCh. 3 - Prob. 18CQCh. 3 - Prob. 19CQCh. 3 - Prob. 20CQCh. 3 - Prob. 21CQCh. 3 - A force of 200 N is needed to push a table across...Ch. 3 - Prob. 2PEACh. 3 - Prob. 3PEACh. 3 - Prob. 4PEACh. 3 - Prob. 5PEACh. 3 - Prob. 6PEACh. 3 - Prob. 7PEACh. 3 - Prob. 8PEACh. 3 - Prob. 9PEACh. 3 - (a) How much work is done in moving a 2.0 kg book...Ch. 3 - Prob. 11PEACh. 3 - Prob. 12PEACh. 3 - Work of 1,200 J is done while pushing a crate...Ch. 3 - How much work is done by a hammer that exerts a...Ch. 3 - A 5.0 kg textbook is raised a distance of 30.0 cm...Ch. 3 - An electric hoist does 196,000 J of work in...Ch. 3 - What is the horsepower of a 1,500.0 kg car that...Ch. 3 - What is the kinetic energy of a 30.0 g bullet that...Ch. 3 - How much work will be done by a 30.0 g bullet...Ch. 3 - A 10.0 kg box is lifted 15 m above the ground by a...Ch. 3 - A force of 50.0 lb is used to push a box 10.0 ft...Ch. 3 - Prob. 10PEBCh. 3 - Prob. 11PEBCh. 3 - A 70.0 kg student runs up the stairs of a football...
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- Compare the work required to accelerate a car of mass 2000 kg from 30.0 to 400 km/h with that required for an acceleration from 50.0 to 60.0 km/h.arrow_forwardKinetic Energy Compare the kinetic energy of a 20,000-kg truck moving at 110 km/h with that of an 80.0-kg astronaut in orbit moving at 27,500 km/h.arrow_forwardCalculate the kinetic energies of (a) a 2000.0-kg automobile moving at 100.0 km/h; (b) an 80.-kg runner sprinting at 10. m/s; and (c) a 9.11031 -kg electron moving at 2.0107m/s .arrow_forward
- Estimate the kinetic energy of a 90,000-ton aircraft carrier moving at a speed of at 30 knots. You will need to look up the definition of a nautical mile to use in converting the unit for speed, where 1 knot equals 1 nautical mile per hour.arrow_forwardCompare the work required to stop a 100-kg crate sliding at 1.0 m/s and an 8.0-g bullet traveling at 500 m/s.arrow_forwardWhat is the dominant factor that affects the speed of an object that started from rest down a frictionless incline if the only work done on the object is from gravitational forces?arrow_forward
- Cite two examples in which a force is exerted on an object without doing any work on the object.arrow_forwardA boy throws a ball of mass 0.25 kg straight upward with an initial speed of 20 m/s When the ball returns the boy, its speed is 17 m/s How much much work does air resistance do on the ball during its flight?arrow_forwardA 5.0-kg body has three times the kinetic energy of an 8.0-kg body. Calculate the ratio of the speeds of these bodies.arrow_forward
- A dropped ball bounces to one-half its original height. Discuss the energy transformations that take place.arrow_forwardA rope having a total mass of 0.4 kg and total length 4 m has 0.6 m of the rope hanging vertically down off a work bench. How much work must be done to place all the rope on the bench?arrow_forwardA person drops a pebble of mass m1from a height h, and it hits the floor with kinetic energy K. The person drops another pebble of mass m2, from a height of 2h , and it hits the floor with the same kinetic energy K. How do the masses of the pebbles compare?arrow_forward
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Kinetic Energy and Potential Energy; Author: Professor Dave explains;https://www.youtube.com/watch?v=g7u6pIfUVy4;License: Standard YouTube License, CC-BY