Work And Power Worksheet Answers Microsoft Word Worksheet Work and Power ProblemsKey Author Indira Created Date 3 21 2016 6 37 49 PM
Work is done when a force moves an object or changes its direction It is measured in W F X s Power is the rate at which measured in Power Work Time in Watts is done Power is 1 Why are both energy and work measured in Joules 2 A ball with a weight of 30 Newtons is kicked 2 metres into the air AP Physics 1 Work Energy amp Power Practice Problems ANSWERS FACT The amount of work done by a steady force is the amount of force multiplied by the distance an object moves parallel to that force W F x cos
Work And Power Worksheet Answers
Work And Power Worksheet Answers
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Which sets of units represent legitimate units for the quantity work Circle all correct answers Answer A B C F Joule b N x m kg x m sec2 f kg x m2 sec2 where F is the force and d is the distance over which the force acts and is the angle between F and d Use work and energy principles to calculate a speed or a height or an energy value Most problems include little to no little scaffolding Includes 10 problems
Draw a labelled free body diagram of all the forces acting on the car Calculate the net work done on the car A block 5 kg is pulled by a 50 N at an angle of 30 to the ground The block experiences a 4 2 N frictional force and moves 2 60 m The block starts from rest Use the equations for work and power Part 1 An Equation for Work As you sit and read this worksheet are you doing work You might say Yes of course But are you doing work in the scienti c sense Scientists use the word workto describe a very speci c concept In physics work is a force applied over a distance EQUATION work
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This collection of problem sets and problems target student ability to use energy principles to analyze a variety of motion scenarios Work and Power Worksheet Answer each question by calculating for the missing variable Be sure to show all calculation work in the space provided Please circle your final answer and be sure it has the proper label 1 You must exert a force
Work W and Energy E A body that has energy may transfer some or all of its energy to another body The total amount of energy remains constant conserved even if it has been transformed to another type The amount of energy transformed E is called work W The body losing energy does work the body gaining energy has work done on it Work Practice Problems Show all work No naked numbers 1 Amy uses 20N of force to push a lawn mower 10 meters How much work does she do 2 How much work does an elephant do while moving a circus wagon 20 meters with a pulling force of 200N 3 Alex applies 350 N of force to move his stalled car 40 m how much work did Alex do
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Work And Power Worksheet Answers - The Basics of Work Energy and Power Objectives 1 To describe the conditions under which positive and negative work are done and to use the work equation to calculate the amount of work done 2 To define potential energy to identify