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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.
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Friction
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Learn how friction causes a material to heat up and melt. Rub two objects together and they heat up. When one reaches the melting temperature, particles break free as the material melts away.
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Vezi mai jos.
Resurse
Principalele subiecte
- Frecare
- Termodinamică
- Căldură
Studii de caz
- 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.
Idei pentru predare
| Title | Authors | Level | Type | Updated |
|---|---|---|---|---|
Concept Questions for Chemistry using PhET
|
Trish Loeblein | MS UG-Intro HS |
CQs | 19.02.2012 |
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Kinetic Molecular theory review
|
Trish Loeblein | UG-Intro HS |
Demo CQs |
11.02.2009 |
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Algebra-based Physics Semester one lessons, clicker questions, and schedule in pdf (Inquiry Based)
|
Trish Loeblein | HS UG-Intro |
HW CQs Lab Demo |
13.08.2011 |
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Modeling Friction (Inquiry Based)
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Trish Loeblein | HS | Demo | 13.11.2008 |
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Gases Understanding physical properties of gases (Inquiry Based)
|
Trish Loeblein | HS UG-Intro |
CQs Lab HW |
26.07.2009 |
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Friction demonstration
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Trish Loeblein | UG-Adv UG-Intro HS |
Demo | 25.07.2009 |
| Friction | Gretchen Swanson | HS | Lab | 06.05.2007 |
| FRICTION_FORCES_in_1_dimension | Panagiotis Arfanis | MS HS |
Lab | 06.03.2012 |
Puteţi trimite ideile şi activităţile personale.
Versiuni traduse:
Cerinţe software
| Windows | Macintosh | Linux |
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Microsoft Windows
XP/Vista/7 Macromedia Flash 9 or later |
OS 10.5 or later
Macromedia Flash 9 or later |
Macromedia Flash 9 or later |
Credite
| Echipa de proiectare | Alţi colaboratori | Mulţumiri |
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