انگلیسی 1386
Hydropower: Key stage 3
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شابک:
9788179932117
صفحات:
30
وزن:
317 g
ابعاد:
20 x 25 x 5 cm
جلد کتاب:
جلد سخت
Thema:
- Educational material
Can you imagine having no petrol for your car? Can you imagine no electricity to power your lights, fridge, and television? The fuels we use today are going to be over sooner or later. They are also causing pollution. We need clean and renewable sources of energy. This book takes a close look at hydrogen power as a future source of power For Sale in Indian subcontinent only
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