Things that are Unbalenced
Forces, velocities, accelerations.
Roads are an example of intersecting lines in the real world.
Balls
McDonalds Arches
Blood capillaries
Things that are Unbalenced
Forces, velocities, accelerations.
in the real world
Conventional forces can simulate different scenarios in the real world. The simulations can be carried out in a variety of settings and with different variables.
Coplanar just means that all forces act within a single plane, rather than in three dimensions. Examples aren't really necessary -- it's really a mathematical abstraction, because in the real world forces act in three dimensions.
Roads are an example of intersecting lines in the real world.
Scales or balances.
A Jarlid
Balls
McDonalds Arches
On Batman(donnanonanon!)