PPT-Dynamics I Forces & Newton’s First Law

Dynamics I Forces amp Newtons First Law 4 Natural Forces Gravity acts between all masses in the universe and has infinite range Electromagnetic EM Force acts between electrically charged particles and magnetically charged poles. 1 = 8.85 32 = 283.22 63 = 557.60 94 = 831.97 125 = 1106.34 2 = 17.70 33 = 292.07 64 = 566.45 95 = 840.82 126 = 1115.19 3 = 26.55 34 = 300.93 65 = 575.30 96 = 849.67 127 = 1124.04 4 = 35.40 35 = 309.78 st. & 2. nd. Laws. 1. st. law. (. Galileo’s principle of inertia. )- no force is needed to keep an object moving with . constant velocity. 2. nd. law. (. law of dynamics. ) – a . n. et force . Newton’s 3. rd. Law. http://. aplusphysics.com. /courses/honors/dynamics/N3Law.html. Unit #3 Dynamics. Objectives and Learning Targets. Unit #3 Dynamics. Identify . action-reaction . pairs.. Apply . Simple version of Newton’s three laws of motion. Newton’s Laws and the Mousetrap Racecar. 3. rd. Law: “for every action there is an equal and opposite reaction”. Is more mass a good thing or a bad thing for a mousetrap racecar to go far?. Housekeeping. Newton’s . First Law of . Motion. Newton’s Second Law of . Motion. Newton’s Third Law of Motion. Glossary. Inertia. is the property of objects that makes them resist changes in their motion. So, the greater the mass of an object, the more inertia it has. For example, it takes a much . Elizaveta. . Kudasova. 7 A. "Isaac Newton - . Исаак Ньютон" . Newton. , one of the greatest scientists of all times was born in 1642 in the little village in Lincolnshire, England. His father was a farmer and died before Newton was born. His mother was a clever woman whom he always . starting . point. MATH. . 6630. By. . Morgan. . and . tajero. BACKGROUD. “Newton Method” is also called as Newton-Raphson Method, which been named by Isaac Newton and Joseph Raphson.. Newton Method was first published in 1685 . nd. Law of Motion. Newton’s 2. nd. Law of Motion:. . acceleration of an object is in the same direction as the net force on the object. Newton’s 2. nd. Law of Motion . connects . force. , . mass. Inertial Reference Frames. Mass vs. Weight. Forces we studied:.  weight / gravity.  normal force.  tension.  friction (kinetic and static). Drawing Free Body Diagrams. Problem Solving . Things to Remember from Last Year. pairs. , one on . each object. in the pair. . The magnitudes of the forces in a pair are always ________, and the direction is . _____________. . (They do not cancel each other…because they are on . Kris . Hauser. ECE 383 / ME 442. Spring 2015. Agenda. Basic elements of simulation. Derive the . standard form. of the dynamics of an articulated robot in joint space. Also works for humans, biological systems, non-actuated mechanical systems … . What is a force?. A force is a push or a pull. . Forces make objects accelerate. What are the two general types of forces? How are they different?. Type 1: Contact Forces. Force as a result of object touching. Force. - a . push. or . pull . A . Force . 1. gives. . energy . to objects. 2. causes a. . change . in motion, such as:. . Starting. Speeding Up. Changing Direction. Stopping. Slowing Down. (Note: all of these are forms of . Summarize what the law states.. What does an object at rest need for it to move?. What is another name for . newton’s. first law of motion?. What is inertia?. What causes a moving object to stop moving?.