搜尋標籤: "conservation of energy"

Cubesat (Chinese and English subtitles available)

CubeSats are mini satellites designed to work at the low Earth orbits. They are about 10 cm3 in size and weigh under 2 kg. They were first designed in 1999 for students to gain…

   jackieyclee edb-jackieyclee 0 個讚 16 次播放

立方衛星(中、英文字幕可供選擇)

立方衛星是設計用於近地軌道工作的迷你衛星。它們的大小一般約為10立方厘米,質量低於2公斤。它們最初於 1999…

   jackieyclee edb-jackieyclee 0 個讚 32 次播放

過山車與能量守恆

以過山車為例子,說明能量守恆和「變化和恆常」的統一概念。

   ronson@hkecl.net 1 個讚 1,243 次播放

The Future of Rice (English subtitles available)

With an aspiration to provide sufficient food for billions of people, Professor SUN Sai-ming Samuel of the School of Life Sciences, The Chinese University of Hong Kong, has dedicated to improving the…

   ronson@hkecl.net 0 個讚 213 次播放

Unifying Concepts in Science (English subtitles available)

Professor LAM Hon-ming and the presenter explain the four overarching and cross-boundary unifying concepts with different examples in the Science (S1-3) curriculum, and inspire students to discover…

   ronson@hkecl.net 1 個讚 866 次播放

科學的統一概念

林漢明教授與主持以科學科(中一至中三)課程內不同單元的例子,介紹四個貫通科學領域、跨越學科界限的統一概念,並啟發學生在日常生活中的事物和現象中,找出這些統一概念。

   ronson@hkecl.net 1 個讚 2,248 次播放