PPT-Force and Motion Review

A force is simply a push or a pull All forces have both size and direction Do you remember BrainPop Force video clip NET FORCES When two or more forces are combined Some tips. 1. A system of objects that are not moving with respect to one another. Used to determine the motion of an object.. Frame of Reference. 2. If you were measuring the length of a lunch tray you would most likely label it with the following unit.. What is motion?. Motion . is . when an object changes its . position. .. Motion . can be represented mathematically through calculations of . speed, velocity, and . acceleration. Motion is . when an object changes its position. Material on Final Exam. Section 1: Measuring Motion. Objectives:. Describe the motion of an object by the position of the object in relation to a reference point. Identify the two factors that determine speed. You exert force on a pencil when you write. Forces are described by how strong they are and in what direction they are going. vocabulary. word!. Unbalanced Forces. unbalanced forces . - . will . change the object’s motion. Dynamics is the study of force and its effect of motion.. A force is a push or pull that can change the inertia of an object.. Newton’s First Law of Motion. Every body continues in its state of rest or motion, unless acted upon by a force.. You will need your CID for the exam- Memorize it!!!!!. Other Reviews. Fri 1-3 108 MARB. This is a weekly review, so feel free to come at any time during the semester.. We cover general concepts as well as problems from the book and from the homework.. Ryan Cates. University of South Florida. Big Idea 11: . Energy . Transfer and Transformation. Vocabulary Review. What is a force?. Why do weights differ on other planets?. What is the difference between mass and weight?. 1. Changing Units. Speed of a car is 80 miles/hour. What is it in m/s. Multiply by 1 so units cancel and correct units are left. In units of m/s: {80 miles * (5280 feet/mile)*(1 m/3.28 feet)}/hour. Newton’s First Law. Lesson 2. 1. . What causes an object in motion to remain in motion?. friction . inertia. gravity . velocity. 1. . What causes an object in motion to remain in motion?. Force and Motion Basketball Review Game Game Rules If your team gets the question right, you get a chance to shoot the ball into the hoop. If you get the ball in the hoop, each person on your team wins a piece of candy. Force and Motion Basketball Review Game Game Rules If your team gets the question right, you get a chance to shoot the ball into the hoop. If you get the ball in the hoop, each person on your team wins a piece of candy. the . process of moving . or . changing . places . or position. Anything you do while moving is motion.. Fact: Speed is a major type of Motion. Determining motion. In order to determine motion you must know direction and speed. Vocab. Energy – the ability to do work or cause change. Motion – an object’s position changes relative to another object. Force – a push or pull. Work – when the force exerted is in the same direction as the motion. 2. Gravity. Mrs. Deeley. 7th Grade Science. 1. Review. Motion is a change in position over time. . Motion . is . described . in relation to a reference point. . Speed . is the rate of motion. . . Inertia .