& Energy Activity; Work and Power in a Stairwell Work against gravity: W =m g.h W P = Power: g on Earth = 9.81 m/s? Step on the scale. Determine your mass. Report your mass in kilograms. My Mass: 88 kg (use this as the mass) Work on Stairs Each student will walk up the stairs from the first floor to the second floor of the science building. The teacher will record the time and will report the time to the student. The students will return to the first floor. The vertical displacement (height) between the first and second floor is 6.0 meters. Each student will walk faster or jog up the stairs from the first floor to the second floor. The teacher will record the time and will report the time to the student. Calculate the work against gravity and the power exerted by walking and running up the stairs. Work against gravity (J) Time Power Mass of Student (kg) (s) (Watts)

& Energy Activity; Work and Power in a Stairwell Work against gravity: W =m g.h W P = Power: g on Earth = 9.81 m/s? Step on the scale. Determine your mass. Report your mass in kilograms. My Mass: 88 kg (use this as the mass) Work on Stairs Each student will walk up the stairs from the first floor to the second floor of the science building. The teacher will record the time and will report the time to the student. The students will return to the first floor. The vertical displacement (height) between the first and second floor is 6.0 meters. Each student will walk faster or jog up the stairs from the first floor to the second floor. The teacher will record the time and will report the time to the student. Calculate the work against gravity and the power exerted by walking and running up the stairs. Work against gravity (J) Time Power Mass of Student (kg) (s) (Watts)

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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