"Work and power worksheet answers"

Feb 15, 2010 · Power = Work / Time = Force x distance / time. SHOW YOUR WORK AND REMEMBER YOUR UNITS. How much work is done when an 8 N force moves a block 7m? [2 Points] ... Work and Power Worksheet Author: Chicago Public Schools Last modified by: Chicago Public Schools Created Date: 2/15/2010 10:18:00 PM

Work, Power and Energy Worksheet. Conceptual Physics: Work and Power. 1. Calculate the work done by a 47 N force pushing a pencil 0.26 m. 2. Calculate the work done by a 47 N force pushing a 0.025 kg pencil 0.25 m against a force of 23 N. 3. Calculate the work done by a 2.4 N force pushing a 400. g sandwich across a table 0.75 m wide. 4.

Work, Power and Energy Worksheet. Work and Power. 1. Calculate the work done by a 47 N force pushing a pencil 0.26 m. 2. Calculate the work done by a 47 N force pushing a 0.025 kg pencil 0.25 m against a force of 23 N. 3. Calculate the work done by a 2.4 N force pushing a 400. g sandwich across a table 0.75 m wide. 4.

Work Practice Problems Worksheet #1 ANSWER KEY. Amy uses 20N of force to push a lawn mower 10 meters. How much work does she do? Work = Force X Distance. Work = 20N X 10m. Work = 200 J. 2) How much work does an elephant do while moving a circus wagon 20 meters with a pulling force of 200N? Work = Force X Distance. Work = 200N X 20m. Work = 4000 J

Work, Power, Energy Worksheet . 1. Calculate the work done by a 47 N force pushing a pencil 0.26 m. 2. Calculate the work done by a 47 N force pushing a 0.025 kg pencil 0.25 m against a force of 23 N. 3. Calculate the work done by a 2.4 N force pushing a 400 g …

Calculate the work done by a 47 N force pushing a pencil 0.26 m._____ Calculate the work done by a 2.4 N force pushing a 400 g sandwich across a table 0.75 m wide.______ How far can a mother push a 20.0 kg baby carriage, using a force of 62 N, if she can only do 2920 J of work?

Calculating Work Worksheet. Name_____ Date_____ You can use calculator but you must show set up for all math calculations. A 45N girl sits on a 8N bench. How much work is done on the bench? Remember that work = force x distance. What is the work? A boy lifts a 30N dragon 2 meters above the ground.

75 watts (Power = Work ÷ time) In competition, weightlifter 1 lifts 150 kg weight from the floor. Weightlifter 2 also lifts 150kg weight to the same height above the floor, but takes a longer time to do so. Write a statement that describes the work done and the power used by the weightlifters?

Jack is twice as massive as Jill; yet Jill ascended the same distance in half the time. Who did the most work? Who delivered the most power? Explain your answers. A tired squirrel (mass of 1 kg) does push-ups by applying a force to elevate its center-of-mass by 5 cm. Determine the number of push-ups which a tired squirrel must do in order to do ...

Aug 05, 2013 · General: Power depends on work and time. The faster the work is done, the greater the power that was developed. Work doesn't care about time, it only cares about a force acting, however slowly or quickly, to bring about the movement of an object. A powerful engine is able to do work faster than a less powerful engine.

How much work is done by an object with a power of 50.2 W in 2.3 seconds? 50.2 W X 2.3 sec= 115.46 ~ 120 N. How much work is done by a machine that used 2.6 N of force over a distance of 1.2 m? 2.6 N X 1.2 m= 3.1 J. The force exerted by a man pushing down on a lever is 200 N.

Which student does the most work? Which student delivers the most power? Explain your answers. 2. How much work does a 25N force do to lift a potted plant from the floor to a shelf 1.5m high? 3. How much force is needed to complete 72.3J of work over a distance of 22.8m? 4. You exert a vertical force of 72N to lift a box to a height of 2m in a ...

Work, Energy & Power – Vocabulary Review. Directions: Match the items in column one with appropriate items in column two and write the CAPITAL letter in the space before the number. _G_1. power A. equation for power _F_2. work B. equation for work _H_3. energy C. …

Work & Power: Worksheet #2Name _____ Check your answer for the proper units and box. A force of 825 N is needed to push a car across the parking lot. Two students push the car 35.0 meters. How much work is done? After a rainstorm, the force needed to push the car doubled because the ground became soft.