BASIC SCIENCE  BASIC SCIENCE AND TECHNOLOGY  SMASE – ASEI PDSI METHOD THIRD TERM WEEK 6 PRIMARY 6 THEME – LEARNING ABOUT OUR ENVIRONMENT PREVIOUS LESSON – Meaning, Types and Effects of Force (Primary 6)   TOPIC: FRICTIONAL FORCES    LEARNING AREA  1. Introduction 2. Meaning of Frictional Force 3. Effects of Frictional Force 4. Advantages