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Milk is often sold by the gallon in plastic containers.

Physics | 4th Edition | ISBN: 9780321611116 | Authors: James S. Walker ISBN: 9780321611116 152

Solution for problem 37 Chapter 1

Physics | 4th Edition

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Physics | 4th Edition | ISBN: 9780321611116 | Authors: James S. Walker

Physics | 4th Edition

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Problem 37

Milk is often sold by the gallon in plastic containers. (a) Estimate the number of gallons of milk that are purchased in the United States each year. (b) What approximate weight of plastic does this represent?

Step-by-Step Solution:
Step 1 of 3

**Workischangeintotalenergyamount. **Kindsofenergycanchangeevenifnoworkisdone. • GravitationalPotentialEnergy o Lifting/loweringthings;“height” o U =Gmgh § U G=(mass)(gravity)(height) § Example:Massof60kgliftedfromheight3mà4m.Beforeand afterGPE,howmuchwork 2 U Gi(60kg)(9.8m/s )(3m)=1764J 2 U Gf(60kg)(9.8m/s )(4m)=2352J W=U GfU =Gi88J • KineticEnergy“motion” 2 o K=½mv Example:Howmuchenergydoesa0.25kgballhaveat5m/s K=½mv =½(0.25kg)(5m/s) 2

Step 2 of 3

Chapter 1, Problem 37 is Solved
Step 3 of 3

Textbook: Physics
Edition: 4
Author: James S. Walker
ISBN: 9780321611116

The answer to “Milk is often sold by the gallon in plastic containers. (a) Estimate the number of gallons of milk that are purchased in the United States each year. (b) What approximate weight of plastic does this represent?” is broken down into a number of easy to follow steps, and 36 words. This textbook survival guide was created for the textbook: Physics, edition: 4. Physics was written by and is associated to the ISBN: 9780321611116. This full solution covers the following key subjects: Plastic, milk, approximate, gallon, gallons. This expansive textbook survival guide covers 32 chapters, and 3407 solutions. The full step-by-step solution to problem: 37 from chapter: 1 was answered by , our top Physics solution expert on 11/15/17, 04:23PM. Since the solution to 37 from 1 chapter was answered, more than 273 students have viewed the full step-by-step answer.

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Milk is often sold by the gallon in plastic containers.