Types of Forces
Weight is a force due to gravity.
Friction is a force due to moving surfaces rubbing.
Electric forces exist between two charged objecrs.
Magnetic forces exist between two magnetic objects.
Tension is a stretching force (squashing is called compression).
Thrust is a force produced by an engine.
Drag is a force due to air resistance
Upthrust is a floating force
Reaction is the force produced by the surface than an object rests on.