Mission WE1: Work

Mission WE1 pertains to the concept, the meaning, and the mathematics of work. You should be able to recognize examples and non-examples of work and distinguish between positive and negative work. The mission consists of 39 questions organized into 10 Question Groups. You must answer one question from each Question Group to complete the mission. The learning outcomes for this mission are ...
 

Learning Outcomes

• The student should be able to define work and identify its units.
• The student should be able to predict whether a force is doing positive, negative or zero work.

 

Launch Mission WE1

 

Getting Help

If you are not familiar with this topic, then you should first learn about the topic using our written Tutorial or our Video Tutorial:

The Physics Classroom - Work, Energy and Power Unit, Lesson 1, Part a

 

• What is the standard metric unit of work?
• How can one know that work has been done on an object?
• How can one know when a specific force is doing work upon an object?
• How is positive work different than negative work? When is work positive and when is it negative?
• How is the work done upon an object calculated?

 

Video Tutorials:

The Physics of Work

Work Calculations

 

 

Question-Specific Help

Each Question Group has its own Help page with information specific to the question. You can access the Help page from within the mission by tapping on the Help Me! icon (textbook). For your convenience, links to those pages are provided below: