PHYC 101 Lecture Notes - Lecture 6: Net Force
Document Summary
Causes of motion: aristotle: all objects have a natural place and their tendency is to reside in their natural place . All objects categorized as: earth, water, air, or fire. Natural motion: occurred when an object tried to its natural place after being moved through violent motion. Natural state of an object: being at rest in its natural place . Keeping an object moving required force: galileo: changed these views in the 1500s after his experiment couldn"t connect the concepts, newton: proposed that objects" tendencies were to maintain their current state of motion. Words to know: inertia: tendency of object to resist any change in its motion. Does not depend on its position or location think of as habit or laziness : mass: quantitative measure of inertia, force: push or pull . Demonstrations: pulling sheet of paper out from under water bottle.
