
scienceApr 12, 202251:09pending
EP.66 你聽的到「蚊式噪聲」嗎?聽不到代表你可能老了!
About this episode
EP 66 你聽的到「蚊式噪聲」嗎?聽不到代表你可能老了!
粉絲專頁:https://www.facebook.com/scientists543/
蚊式噪聲是一種高頻的聲音,隨著年齡越高,人類耳朵就有可能聽不見高頻的聲音!
人類的耳朵裡頭有許多的纖毛,人類透過聲音傳進耳朵裡使纖毛震動,再將這些訊號轉成神經的電訊號,人類才能夠聽到聲音。
把水倒入水瓶時,發出的聲音會隨著水瓶內的空氣柱變小,導致震盪頻率越來越高,使得發出的聲音變高!
物體的發出來的聲音跟物體尺寸有關!
本集以聲音的頻率,聊聊物體發出的聲音與尺寸的關係!
#蚊式噪聲#耳朵
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