Lesson
Kinetic Concepts - continued
a FORCE – basically a PUSH or PULL
Types of FORCES:
Contact At-a-Distance
Applied by a person/object Gravitational aka WEIGHT
Frictional opposes motion, also horizontal GRF Electrical
Normal – GRF is a type of NORMAL Magnetic
Air-resistance type of frictional force
Spring by a compressed/stretched spring
Tension by an elastic object pulled tight