The Threemain Key Ideas

This Quarter, The purpose of our unit was to explain to explain how can I describe physical interactions within systems or objects within objects. Some information from this unit that was totally new to me was how potential and kinetic energy is used which allowed me to understand for example where potential energy is at its most on a roller coaster. The threemain key ideas/concepts that helped me answer the key question. The first Key Idea was that contact and at a distance forces work differently in physical actions. The second Key Idea that Free body Diagrams which shows us situations and examples of the different interactions between forces. The third Key Idea, Newton's 3 Laws help by providing rules the every physical interaction between