Physics TEST study Guide Know your forces: Gravity Friction Centripetal Force Centrifugal Force Know your Newton’s Laws of Motion: Law of Inertia (First Law of Motion) Newton’s Second Law Newton’s Third Law Be able to give real-world examples of each of Newton’s laws and also to identify each Law in examples given. Refer to Discovery Files in Thrill Ride book, especially those between pp 23 – 31. Be able to define the following: Mass Weight Matter Potential energy Kinetic Energy That’ll do it!