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〈公開|力學特輯(3)|生活中的小小超級英雄:解密「簡單機械」的力量|EP.65〉

· 9:55

Episode 〈公開|力學特輯(3)|生活中的小小超級英雄:解密「簡單機械」的力量|EP.65〉

0:00 9:55

為什麼剪刀可以輕鬆剪開硬紙板?為什麼騎腳踏車變速後可以輕鬆爬上斜坡?原來我們的生活周遭住著一群看不見的「超級英雄」,它們的名字叫簡單機械!從能舉起地球的槓桿、會隱身術的捲起來斜面(螺旋),到能隨意切換速度與力量的齒輪。快跟著科學隊長,一起找出家裡的這些神奇小幫手,看看它們是怎麼讓你的力氣變大好幾倍的吧!

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