Foundations of Physics: Electric Current and Circuit Basics

Mastering the physics of electricity is essential for understanding how modern technology works. This course offers a clear, step-by-step journey through the core principles of electric current, empowering you to solve physics problems and understand practical electrical systems with confidence. You will build a solid theoretical foundation starting with electric charges before exploring quantitative principles and practical applications. Through structured text modules, you will analyze direct current circuits, examine energy transformations, and study modern concepts of electrical efficiency and safety. What you'll learn: - Understand fundamental concepts of electric charge, potential difference, and current flow - Calculate resistance, voltage, and current using Ohm's Law in foundational setups - Analyze series and parallel circuit configurations through step-by-step written examples - Determine electric power, energy consumption, and thermal effects in conductors - Apply Kirchhoff's rules to evaluate current and potential differences across networks - Explore modern applications of circuit safety, power regulation, and energy storage basics The course begins with key physical terminology and core definitions before progressing to quantitative calculations and practical circuit scenarios. Designed for high school students and physics beginners, this course requires only basic algebra skills. Read through the lessons to gain a clear understanding of electrical physics.