7.3.3 How do we calculate work?

• What do you know?
• What is work?
• How do we calculate work?

Watch the video on how to calculate the work   to be able to solve the questions about work

1. During a storm, a crate of crepe is sliding across a slick, oily parking lot through a displacement d=(-3.0 m)i while a steady wind pushes against the crate with a force f= (2.0 N)i +(-6.0 N)j. How much work does this force do on the crate during the displacement?

Score =
Correct answers: