Grade 4 | Energy Chains | Theme 3 - Concept 1 - Lesson 2 | Science скачать в хорошем качестве

Grade 4 | Energy Chains | Theme 3 - Concept 1 - Lesson 2 | Science

شرح ساينس الصف الرابع الابتدائي لغات - الفصل الدراسي الثاني شرح ساينس رابعة ابتدائي - ترم ثاني لينك تحميل الملزمة https://drive.google.com/file/d/1t5FE... لينك تليجرام https://t.me/mrahmedelbashagroup In This Lesson: Device Consumed energy (Input energy) Produced energy (Output energy) Hair dryer Electrical energy. Thermal energy, kinetic energy and sound energy. Soap dispenser Potential energy (stored in the spring of the soap dispenser). Kinetic energy (The movement of the soap upward). Washing machine Electrical energy. Kinetic energy and sound energy. When you rub your hands, you will feel warm because kinetic energy (consumed energy) is converted into thermal energy (produced energy). Energy Chains Energy chain is a way to describe or represent the energy flow that occurs when we use different devices. Energy chains often start with the Sun . Energy chain when eating food Energy chain when heating a pot of water over a fire Energy chain in a hair dryer بالتوفيق مستر احمد الباشا