氣球吹氣後放開,氣球在空中飛舞亂竄,大家都愛玩。阿成師給兩組出任務,讓氣球順著細線,跑得越遠越好?柏均捷立這組,想到躺著用吸管吹,科學就是多做多嘗試就會成功。利用簡單的氣球、吸管、細線等常見的材料,將細線穿過吸管,氣球黏在吸管上,當放開氣球時,氣球帶著吸管順著細線向前滑去,大家一起合作完成裝置,利用空氣的反作用力,氣球可以滑行很遠的距離喔!
這個單元的任務是讓CD片可以在地面上漂浮或轉圈。阿成師請大家先在學習單上畫設計圖,妤晴、柏均先畫圓,用熱熔槍將塑膠片黏合在CD片上,浚寬再用電焊槍鑽上2個排氣孔,命曜將吸管固定在CD片上。將氣球充氣,套在吸管上,就能像捷立、柏均這樣在地板上形成CD片氣墊船了,每一組成員在互相幫忙下完成了自己的氣墊船。
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