Angle in radians Angular velocity Relationship between linear velocity and angular velocity, derivation required Periodic time Centripetal acceleration Centripetal force Kepler’s third law, derivation required
CONCEPTS: Definitions of and units for angle, angular velocity, centripetal force and periodic time Circular satellite orbits Kepler’s third law
ACTIVITIES: Demonstration of circular motion
SCIENCE,TECHNOLOGY AND SOCIETY: ‘Weightlessness’ and artificial gravity Satellites and communications
PHYSICAL QUANTITIES INTRODUCED IN THIS CHAPTER: Quantity