1) This appliance produces heat energy a) A toaster b) A fridge c) A fan 2) This appliance produces light energy a) A hairdryer b) A fan c) A lamp 3) This material is a good conductor a) Copper b) Wood c) Plastic 4) This material is a good insulator a) Plastic b) Copper c) Steel 5) Electricity is...... a) generated b) made c) magic 6) A washing machine wastes electricity as a) movement b) sound c) heat 7) A light bulb wastes electricity as a) light b) sound c) heat 8) Electrical wires are made from a) copper b) iron c) aluminium

Electricity

طباعة
تضمين

لوحة الصدارة

النمط البصري

الخيارات

تبديل القالب

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