主要贊助單位
Makes grants to address the most serious social and environmental problems facing society, where risk capital, responsibly invested, may make a difference over time.
An independent federal agency created by Congress in 1950 to promote the progress of science.
King Saud University seeks to become a leader in educational and technological innovation, scientific discovery and creativity through fostering an atmosphere of intellectual inspiration and partnership for the prosperity of society.
The O'Donnell Foundation is devoted to building model programs to enhance the quality of education.
摩擦
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摩擦導致物質變熱和融化摩擦兩物體,把它們變熱了,當其中一個達到融化的溫度,粒子間的引力斷裂如同物質融化了。 翻譯者: 潘建宏 (2009) 潘建宏 (2010) |
教學資源
主要課程
- 摩擦
- Thermodynamics
- Heat
學習目標
- Describe a model for friction a molecular level.
- Describe matter in terms of molecular motion. The description should include: diagrams to support the description, how the particle mass and temperature affect the image, what are the differences and similarities between solid, liquid and gas particle motion; how the size and speed of gas molecules relate to everyday objects.
教學點子
標題 | 作者 | 等級 | 種類 | 更新的 |
---|---|---|---|---|
FRICTION_FORCES_in_1_dimension | Panagiotis Arfanis | 高中 國中 |
實驗室 | 2012/3/6 |
Concept Questions for Chemistry using PhET | Trish Loeblein | 大學-簡介 國中 高中 |
概念問題 | 2013/7/9 |
Kinetic Molecular theory review | Trish Loeblein | 高中 大學-簡介 |
展示 概念問題 |
2013/7/9 |
Algebra-based Physics Semester one lessons, clicker questions, and schedule in pdf (Inquiry Based) | Trish Loeblein | 高中 大學-簡介 |
概念問題 實驗室 作業 展示 |
2013/7/20 |
Modeling Friction (Inquiry Based) | Trish Loeblein | 高中 | 展示 | 2013/7/9 |
Gases Understanding physical properties of gases (Inquiry Based) | Trish Loeblein | 大學-簡介 高中 |
作業 概念問題 實驗室 |
2013/7/7 |
Force and Motion | Caroline Kenneally | 高中 大學-簡介 |
作業 概念問題 展示 |
2012/9/5 |
Friction demonstration | Trish Loeblein | 大學-簡介 高中 大學-進階 |
展示 | 2013/7/5 |
Friction | Gretchen Swanson | 高中 | 實驗室 | 2007/5/6 |
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Microsoft Windows
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榮譽榜
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