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第8章 万物之理(第2页)

“若光非直行,这孔形光斑为何如影随形?”陈晨环视四周,目光锐利。

礼部尚书周廷赐目瞪口呆,忍不住道:“光竟是如此!世间从未有人能如此清楚解释光之行迹……”

陈晨微微一笑:“此为光直线传播之理,书中不过略述。若诸位仍不信,尽可尝试。”

随后,陈晨取出一只精制的铜球,轻轻放入装满水的水槽中,只见铜球缓缓下沉,直到完全没入水中。他又取出一个形状相似但中空的铜球,放入水中,这次铜球竟然浮于水面。他转身向众臣解释道:“你们可知,为何一个沉,一个浮?”

群臣议论纷纷,有人猜测水有神力,有人推测铜球重量有异,但无一言中。

陈晨摇头笑道:“此乃浮力之理。物体在水中所受之浮力,正等于它所排开水的重量。此空心铜球所排之水重大于自身,故能浮;而实心铜球排水不足,故沉。”

他当场取来木尺与砝码,量取水量和重量,逐一验证,皆与书中理论一致。群臣再不敢质疑,纷纷低声称奇。

最后,陈晨取来一根窄口铁管和一颗稍小的铜球,将铜球轻轻塞入铁管,动作顺畅如意。他抬头环视众臣,淡然说道:“诸位可知,这铜球之所以能入,是因其体积小于铁管。可若遇热,又会如何?”

说罢,他命人用火加热铜球,再次尝试将其塞入铁管。只见加热后的铜球因膨胀,牢牢卡在管口,任凭如何用力也无法推进分毫。

陈晨放下铁管,举起铜球,淡然说道:“这便是书中所述‘热胀冷缩’之理。世间万物,受热则体积增大,遇冷则收缩。此乃天地之理,绝非虚言。”

群臣目睹这再简单不过的实验,却一个个瞠目结舌,有人低声说道:“此理如此直观,竟从未听闻,实在令人惊叹!”

三场实验演示完毕,朝堂内鸦雀无声,许久才有人小声议论:“陛下竟能知晓如此奇学,莫非真乃天神之助?”

礼部尚书周廷赐率先跪地叩首,哽咽道:“陛下,臣愚昧,竟不知世间有此等妙理!臣请陛下恕罪,准许此学推广,造福天下!”

徐光启更是满面激动,兴奋地说道:“陛下,此学绝非凡人所创,乃上天垂怜大明。若陛下亲授此学,必能开创一代盛世!”

但依然有人在底下窃窃私语,似乎是没有理解其中的奥妙。

陈晨收起器材,目光平静却充满威严:“诸位爱卿,今日所见,不过是《万物之理》一小部分。朕以此书入新学,不为哗众取宠,而是为开大明之新局。”

他环视众臣,语气铿锵有力:“朕要你们记住,世间万物皆有其理。若不问‘为何’,便无法改变;若不试‘能否’,便无从进步。天下百姓盼的,是希望,是生路,而不是陈规旧律!”

群臣齐声跪拜,山呼:“陛下圣明!”

当晚,陈晨独立于御书房外,望着夜空繁星点点,喃喃道:“只要有人愿信,愿学,愿试,大明的未来,就有一线光。”

他转身走入书房,翻开那本《万物之理》,写下几个字:“破旧开新,启智为基。

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