搜尋標籤: "reaction"

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Resource Package on “The Use of Mobile… duration 1 minute 44 seconds Resource Package on “The Use of Mobile… Resource Package on “The Use of Mobile Devices for Conducting Science (S1-3) Practical Activities” A collaborative learning activity - “Reaction Time” (English subtitles available)	Resource Package on “The Use of Mobile Devices for Conducting Science (S1-3) Practical Activities” A collaborative learning activity - “Reaction Time” (English subtitles available) To facilitate the promotion of STEAM education, the Education Bureau has all along been enhancing the implementation of Science (S1-3) curriculum, with a view to building a solid foundation of… sensing the environment reaction time use of mobile devices for conducting science (s1-3) practical activities 運用流動裝置進行科學(中一至中三)實驗活動 jackieyclee edb-jackieyclee 0 個讚 33 次播放資源類別短片 Short Videos 學科科學教育 Science Education 學習階段第三學習階段 (中一至中三) Key Stage 3 (S1 - S3) 作者教育局科學教育組版權聲明所有版權由香港特別行政區政府擁有上載日期 20/5/2023
Flying into Space duration 20 minutes 0 seconds Flying into Space Flying into Space	Flying into Space The programme is divided into 5 segments: 1. Action and Reaction Forces This segment uses a balloon and water rocket to explain the principle of action and reaction forces. In order to enter into… action and reaction forces balloon cosmic speed principles of rocket rocket design rocket's fuel water rocket ronson@hkecl.net 0 個讚 1,015 次播放學科科學教育 Science Education 學習階段第三學習階段 (中二) Key Stage 3 (S2) 第三學習階段 (中一至中三) Key Stage 3 (S1 - S3) 作者教育局課程資源組版權聲明所有版權由香港特別行政區政府擁有上載日期 18/1/2007
Forces and Motion Behind Sprinting duration 19 minutes 47 seconds Forces and Motion Behind Sprinting Forces and Motion Behind Sprinting	Forces and Motion Behind Sprinting 1. Recognize the major phases of a sprint (start, acceleration, maintaining speed, and deceleration); and 2. Understand the Newton’s Laws of motion involved in a sprint. newton’s second law of motion newton’s third law of motion sprinting acceleration action-reaction pair centre of mass frictional force reaction reaction time sprinter action crouch start deceleration forces inertia maintaining speed wind speed 機場科技 ronson@hkecl.net 0 個讚 781 次播放學科科學教育 Science Education 其他學習領域/教育層面 Other KLAs/Levels of Education 學習階段第四學習階段 (中四至中六) Key Stage 4 (S4 - S6) 作者教育局課程資源組版權聲明所有版權由香港特別行政區政府擁有上載日期 20/7/2015
有機化學反應機理舉隅 duration 14 minutes 42 seconds 有機化學反應機理舉隅有機化學反應機理舉隅	有機化學反應機理舉隅本節目為學生的知識增益節目，旨在給學生介紹以下反應的反應機理，以更深入了解有關反應： 1. 烯烴的加氫作用 2. 烯烴與鹵化氫/鹵素的加成作用 3. 鹵烷的取代反應催化劑加成作用加氫作用反應機理取代作用有機化學烯烴碳化學馬科尼科夫規則鹵化物 addition reaction markovnikov's rule alkene carbon chemistry catalyst halides hydrogenation substitution reaction organic chemistry reaction mechanism ronson@hkecl.net 0 個讚 516 次播放學科科學教育 Science Education 學習階段第四學習階段 (中四至中六) Key Stage 4 (S4 - S6) 作者教育局課程資源組版權聲明所有版權由香港特別行政區政府擁有上載日期 8/7/2016
Reaction Mechanisms of Selected Organic Reactions duration 14 minutes 42 seconds Reaction Mechanisms of Selected Organic Reactions Reaction Mechanisms of Selected Organic Reactions	Reaction Mechanisms of Selected Organic Reactions The programme is for students’ knowledge enrichment. It aims to help students better understand the following reactions by visualising their reaction mechanisms 1. addition of hydrogen to… addition reaction markovnikov's rule alkene carbon chemistry catalyst halides hydrogenation substitution reaction organic chemistry reaction mechanism ronson@hkecl.net 0 個讚 146 次播放學科科學教育 Science Education 學習階段第四學習階段 (中四至中六) Key Stage 4 (S4 - S6) 作者教育局課程資源組版權聲明所有版權由香港特別行政區政府擁有上載日期 8/7/2016
飛向太空 duration 19 minutes 31 seconds 飛向太空飛向太空	飛向太空本節目分成六個部分： 1. 楔子展示火箭升空倒數時的精彩影像，以引起學生觀看動機。 2. 作用力和反作用力利用氣球和「噴水火箭」解釋作用力和反作用力。發射火箭進入太空，火箭必須有足夠推進力，才能夠克服地球的重力，將火箭推出地球大氣層，進入太空。火箭能脫離地球的重力束縛而上升，是火箭引擎利用作用力和反作用力原理，產生強大推動力。 3.… 作用力和反作用力噴水火箭宇宙速度火箭的原理燃料火箭的設計 action and reaction cosmic speed principles of rocket rocket design fuel water rocket ronson@hkecl.net 0 個讚 4,063 次播放學科科學教育 Science Education 學習階段第三學習階段 (中二) Key Stage 3 (S2) 第三學習階段 (中一至中三) Key Stage 3 (S1 - S3) 作者教育局課程資源組版權聲明所有版權由香港特別行政區政府擁有上載日期 18/1/2007