Âm thanh chia sẻ

TABLE OF CONTENTS – CHAPTER 1 UNIT 1: WHAT IS ELECTRONICS? INTRODUCTION Electronics is the study of electricity and how it flows through circuits. Electronics engineers design devices like phones, computers, radios, and TVs. They use small components to control electric current. STORY 1: What is Electricity? Electricity is a form of energy. It comes from tiny particles called electrons. Electrons move inside wires. When they move, they create an electric current. This current can power li