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小宇宙自然科學教室【果醬DIY】

果醬是怎麼誕生的呢?要怎麼做果醬? 實驗器材 : 奇異果1000g、砂糖 500 g、檸檬 1 顆 滲透作用溶質濃度愈高（滲透壓愈高）→水分子自滲透壓低處移向滲透壓高處，我們就是使用這種特性來進行今天...

2016-01-09 14:39:45 有 133 人看過 有 0 人說讚

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小宇宙自然科學教室【 聖誕樹開花吧!】

前一陣子，為了迎接快樂的聖誕節，市面上出現了許多應景的東西，其中有一種紙樹，說什麼它會開花，好像聖誕樹，大夥兒既好奇又驚異，就爭先恐後的買來種種看，咦！真的會開花呢！小朋友，很神奇吧！想不想自己種種看...

2016-01-09 11:59:37 有 328 人看過 有 0 人說讚

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小宇宙自然科學教室【簡易麥克風】

今天帶同學做超簡易麥克風，讓同學了解平常音響或我們手機到底是如何傳遞聲音的，也就是震動轉成電訊號的過程! 小宇宙自然科學教室 桃園市中壢區新明路43號4樓 http://www.science....

2016-01-09 11:15:43 有 290 人看過 有 0 人說讚

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小宇宙自然科學教室【彈跳吧！紙盤音響】

在這個充滿了3C產品的新世代中，無論是家裡的電視、口袋中的手機、還是學校的飲水機，音響設備幾乎隨處可見。究竟聲音是用什麼方式從電流轉變成聲波的震動呢？今天讓我們來解剖音響的內部，學習如何製作一台屬於小...

2015-12-28 15:50:12 有 109 人看過 有 0 人說讚

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小宇宙自然科學教室【萃取DNA】

1. 打破細胞壁 2. 加入水、酵素、鹽 3. 過濾汁液 4. 滴入95%酒精分離DNA 小宇宙自然科學教室 桃園市中壢區新明路43號4樓 http://www.science.idv.tw (...

2015-12-28 15:16:19 有 162 人看過 有 0 人說讚

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小宇宙自然科學教室【結晶】

今天帶同學來做熱冰實驗，教同學如何配置過飽和溶液，以及結晶現象，另外藉此更加了解醋酸易結晶的特性。 小宇宙自然科學教室 桃園市中壢區新明路43號4樓 http://www.science.idv...

2015-12-28 15:06:10 有 170 人看過 有 0 人說讚

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小宇宙自然科學教室【酸鹼滴定】

今天來認識酸鹼滴定，為了讓同學更了解如何去操控滴定，於是今天辦一個比賽讓同學們競賽誰可以最快用，氫氧化鈉強鹼容易跟鹽酸強酸溶液滴定出七種顏色！另外再把剩餘的鹽酸拿來泡雞蛋，觀察雞蛋蛋殼的變化。 小宇...

2015-12-28 14:28:18 有 120 人看過 有 0 人說讚

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小宇宙自然科學教室【恆定】

水份的恆定 : 腦部中樞及排尿控制水份 體溫的恆定 : 腦部中樞控制身體進行熱量的攝取和排放的控管 植物水份的恆定 : 葉子的氣孔和數量影響蒸散 小宇宙自然科學教室 桃園市中壢區新明路43號4樓...

2015-12-26 02:32:02 有 58 人看過 有 0 人說讚

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小宇宙自然科學教室【血糖】

飽餐後 : 血糖濃度上升---胰島素分泌---促進細胞利用葡萄糖，在肌肉和肝臟細胞內將葡萄糖合成肝糖儲存---正常血液濃度 飢餓時 : 血糖濃度下降---升糖素分泌---肝糖分解成葡萄糖，釋放回血液中...

2015-12-26 02:15:56 有 237 人看過 有 0 人說讚

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小宇宙自然科學教室【感應電流】

當有磁鐵通過線圈時會發生時會發生什麼事情呢? 今天讓同學們一起手工製作手搖手電筒，在製作的同時更加了解磁場的變化竟然可以感應出電流。 小宇宙自然科學教室 桃園市中壢區新明路43號4樓 http:...

2015-12-26 02:07:58 有 115 人看過 有 0 人說讚