DIY翻板臉譜

SKU: 211STK02
$13.00
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SKU: 211STK02 Category:

描述

原理:翻板:“翻板”與重心和支點有關。物體要能穩定不倒,壹定要符合兩個條件–重心和支點在同壹垂直線上,且重心比支點要低。取翻板兩張相連的板子爲例,翻板的支點在兩張板子相接的位置,重心分別在板子的正中央。當妳拿直板子時,重心和支點在同壹垂直線上,所以它不會掉下來。可是當妳的手稍微傾斜壹點時,沒有被握住的板子因重心偏離垂直線,和支點不在同壹條垂線上,所以就往下掉了。

材質:原木

尺寸:6.5*6.5cm

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