Sitting in a chair, gravity is pulling down while the chair is holding you up does this answer your question??
Things that are Unbalenced
Forces, velocities, accelerations.
Roads are an example of intersecting lines in the real world.
McDonalds Arches
On Batman(donnanonanon!)
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.
McDonalds Arches
Scales or balances.
On Batman(donnanonanon!)
Balls
A Jarlid