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الدرس 2
Electricity and circuits
📖 الدرس
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🎯 اختبار — اختر الترجمة
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✅ أُنجز الدرس
Electricity is a flow of tiny particles — electrons. Current only flows in a closed circuit: battery → wire → bulb → back. Break it — the light goes out.
⚠ Water conducts electricity — no hairdryer near the bath! A socket is not a toy.
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جاذبية
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مغناطيسية
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