Muundaji Álvaro Aballe Villero Mseto wa Umri 13-14 15-16 Mawazo Makuu ya Sayansi Mageuzi ya nishati Vikosi vya msingi Muundo wa jambo Mada ya Somo Mizunguko - Kwa Ujumla Viungo Katika Mizunguko: Batri, NK Umeme na Usumaku Fizikia Lugha Kiingereza Muda wa Wastani wa Kusoma Dakika 90 Leseni Creative Commons Attribution (CC BY) Hufanya kazi nje ya Mtandao No Please Login to Rate and Comment PoorNot so pooraveragegoodvery good No votes have been submitted yet. View and write the comments No one has commented it yet.
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