Psc.1.2 Understand the relationship between forces and motion.
PSc.1.2.1 Explain how gravitational force affects the weight of an object and the velocity of an object in freefall.
PSc.1.2.2 Classify frictional forces into one of four types: static, sliding, rolling, and fluid.
PSc.1.2.3 Explain forces using Newton’s three laws of motion.


Drawing System Schemas
Drawing Force Diagrams
Newton’s Laws
Net Force Calculations
How to use F=ma