Lesson: Inertia and Newton's First Law of Motion
In this lesson, we will learn how to calculate the unknown forces acting on an object so that it remains still or moves at a constant velocity.
Sample Question Videos
Worksheet: 5 Questions • 1 Video
Three forces act on a particle, which moves with constant velocity . Two of the forces are and . Find the third force, .
Find in component form.
Find the magnitude of .
At what angle north of east is directed?
If Ethan and Isabella’s housemates, Matthew and Amelia, disagree with the move and want to prevent its relocation, with what combined force should they push so that the couch does not move?
Two forces and act on an object. What force must be added to and to produce a net force of zero?