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Lesson 4
Energy: types and conversions
📖 Lesson
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🎯 Quiz — pick the translation
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✅ Lesson done
Energy is not created or destroyed — it converts. The sun heats water → steam spins a turbine → that becomes electricity in your socket.
☀️
Solar
💨
Wind
💧
Hydro
🔥
Thermal
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Electric
🔋
Chemical
🎯
Test yourself!
Quiz — pick the translation →
🖨 Worksheet
Practice the topic with the trainer — like after class