Waves ppt.
AC/DC POWER SUPPLY An alternating current (AC) is an electrical current whose magnitude and direction vary cyclically, as opposed to direct current (DC)
Waves
Exploring Science Active Book 8
Accounting for Angular Momentum Chapter 21. Objectives Understand the basic fundamentals behind angular momentum Be able to define measures of rotary.
Electromagnetic Radiation and Light I. Models of the Atom Many different models: – Dalton-billiard ball model (1803) – Thompson – plum-pudding model.
Welcome Back! Yes, I graded the “qu-ests.” Your grades are on the portal. 1.Open your notebooks. Write down: –Monday 11-28-11 –“Chapter 5 – Electrons in.
WAVES Wave - a periodic disturbance that propagates energy through a medium or space, without a corresponding transfer of matter. e.g.1 sound wave (regular.
Bell Work: Pendulum Intro 1. List as many waves as you can. (aim for 10+) 2. List as many examples of pendulums as you can.
TOPIC 1 - Signal System
Chapter 15 Oscillations 15.1. What is Physics? 15.2. Simple Harmonic Motion 15.3. The Force Law for Simple Harmonic Motion 15.4. Energy in Simple Harmonic.
