Principal Sponsors
Makes grants to address the most serious social and environmental problems facing society, where risk capital, responsibly invested, may make a difference over time.
National Science Foundation
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.
Dezintegrare alfa
Urmăriţi cum are loc dezintegrarea alfa prin parasirea nucelului de către particula alfa. Observati relatia dintre rata dezintegrarii reale (aleatoare) este legată de timpul de injumătăţire.
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Resurse
Principalele subiecte
- Dezintegrarea ALFA
- Timp de injumătățire
- Radiația
Studii de caz
- Explicaţi apariţia radiaţiei alfa prin fenomenul de tunelare a nucleului.
- Explicaţi conceptul de timp de injumatăţire şi rata aleatoare..
- Explicati suprapunerea forţelor care ţin nucleul legat (forţa tare) şi forţele care încearcă să-l distrugă (Coulomb, sarcini electrice, alte forţe).
Sfaturi pentru profesori
Ghidul profesorului (pdf) conţine idei propuse de echipa PhET.
Idei pentru predare
| Title | Authors | Level | Type | Updated |
|---|---|---|---|---|
Alpha Decay investigations
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Trish Loeblein | UG-Intro HS |
Lab CQs |
29.04.2012 |
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Using PhET in High School Chemistry- all my activities in pdf
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Trish Loeblein | HS UG-Intro |
HW Demo CQs Lab |
08.05.2013 |
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Nuclear Processes
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Phil Cook | HS | Lab | 02.05.2010 |
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Concept Questions for Chemistry using PhET
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Trish Loeblein | MS HS UG-Intro |
CQs | 08.05.2013 |
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Visualization and Visual Illusions SIM Homework
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Kathy Perkins, Carl Wieman | UG-Intro | HW | 09.01.2011 |
| Instructor | Clarence Canty | Other | Lab CQs |
19.08.2010 |
| Phet Alpha Decay Simulation Lab | Drew Isola | HS | Lab Other |
26.06.2010 |
| Spinometer | Chris Mounce | UG-Adv | Demo | 28.07.2009 |
| Radioactive Decay, Fission and Chain Reactions | Debra Krause Dandaneau | HS UG-Intro |
Lab Other |
17.04.2009 |
| Intrinsic Randomness | Roberta Tevlin | HS | CQs | 09.10.2008 |
| 알파붕괴 SIM 사용지침서 | 이화국(Wha Kuk Lee) | HS UG-Intro |
Demo Lab |
17.05.2013 |
Puteţi trimite ideile şi activităţile personale.
Simulări asemănătoare
Versiuni traduse:
Cerinţe software
| Windows | Macintosh | Linux |
|---|---|---|
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Microsoft Windows
XP/Vista/7 Sun Java 1.5.0_15 or later |
OS 10.5 or later
Sun Java 1.5.0_19 or later |
Sun Java 1.5.0_15 or later |
Credite
| Echipa de proiectare | Alţi colaboratori | Mulţumiri |
|---|---|---|
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