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Work Senior High School Class: XI / Semester 1 Created by Dewi Tirtasari Universitas Negeri Jakarta.

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Presentation on theme: "Work Senior High School Class: XI / Semester 1 Created by Dewi Tirtasari Universitas Negeri Jakarta."— Presentation transcript:

1 Work Senior High School Class: XI / Semester 1 Created by Dewi Tirtasari Universitas Negeri Jakarta

2 What is mass?

3 mass is how much “stuff” a thing contains

4 What is weight ?

5 weight refers to the rate at which that amount of stuff is being accelerated towards the earth

6 Think!! What difference between

7 What is WORK ? When a force acts upon an object to cause a displacement of the object, it is said that work was done upon the object

8 The equation of Work Mathematically, work can be expressed by the following equation.

9 The angle -> Theta (θ)

10 Keywords of Work Force Displacement The angle

11 Practice make perfect

12 Let’s Mention ! several good examples of work that can be observed in everyday life …

13 Practice make perfect

14 Summary

15 Work is done when a force acts upon an object to cause a displacement. Three quantities must be known in order to calculate the amount of work. Those three quantities are force, displacement and the angle between the force and the displacement. Summary


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