初中科學趣味實驗-物質的粒子觀-壓強-無形的手Invisible hand
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原因是你用膠紙把開口封閉，斷絕了空氣的進入，令到瓶內的氣壓繳為固定值，只有手套那方的空氣進自由進入手套內，氣壓有一個特性，就是往前自身的前進方向及四周壓下，使到手套仍舊張開。 唔知岩唔岩？
Henry753951 1 year ago 6
air pressure.
there aren't enough air molecules in the bottle to compete with pressure outside
the pressure inside the bottle is less than 1 atm and thus the glove keeps it's shape as the air on the outside pushes the glove inwards.
kary213 1 year ago