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Concede axudas dirixidas aos máis serios problemas sociais e ambientais que enfronta a sociedade, onde o capital de risco, e os investimentos responsables, poden marcar a diferenza no tempo.
National Science Foundation
Unha axencia federal independente creada polo Congreso de EEUU en 1950 para promover o progreso da ciencia.
A King Saud University busca converterse en lider en innovación tecnolóxica e educativa, e creatividade, descubrindo a ciencia a través dunha atmosfera de inspiración e compañerismo para a prosperidade da sociedade.
A O'Donnell Foundation está adicada a construir programas modelo para aumentar a cualidade da educación.
Wave on a String
Esta simulación non foi traducida a esta linguaxe. Podes acceder á versión en inglés.
Watch a string vibrate in slow motion. Wiggle the end of the string and make waves, or adjust the frequency and amplitude of an oscillator. Adjust the damping and tension. The end can be fixed, loose, or open.
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Ver Abaixo
Recursos para o ensino
Temas Principais
- Ondas
- Frecuencia
- Amplitude
Obxectivos de Aprendizaxe
- Discuss wave properties using common vocabulary.
- Predict the behavior of waves through varying medium and at reflective endpoints.
Consellos para Profesores
A guía de profesores (pdf) contén consellos creados polo equipo PhET.
Ideas para o Ensino
| Título | Autores | Nivel | Tipo | Actualizado |
|---|---|---|---|---|
Properties of a wave
|
Jackie Esler | S.O. | Lab CCs |
7/25/11 |
|
Waves & The Electromagnetic Spectrum
|
Phil Cook | BAC | Deb | 6/6/09 |
Concept questions for Physics using PhET (Inquiry Based)
|
Trish Loeblein | BAC U-Inicio |
CCs | 8/1/11 |
|
Wave unit (Inquiry Based)
|
Trish Loeblein | BAC U-Inicio |
CCs Demo Lab |
8/7/11 |
|
Wave demonstrations: water, sound, light (Inquiry Based)
|
Trish Loeblein | U-Inicio BAC |
Demo CCs |
6/14/11 |
|
EM wave analogy tutorial
|
Noah Podolefksy | U-Inicio | Lab | 6/21/08 |
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Waves on a String (Inquiry Based)
|
Trish Loeblein | BAC U-Inicio |
Lab CCs |
11/13/08 |
| Wave Exporation | Michael Noel | BAC S.O. |
Demo | 5/15/12 |
| Finding the speed of a wave on a string | J. Howard | BAC | Lab | 2/15/12 |
| Properties of waves | Kristi Goodwin | S.O. | CCs | 10/27/11 |
| Standing Waves Exploration | N Whipple | BAC | Lab | 8/31/11 |
| Applications of Sinusoidal Functions | Andrzej Sokolowski | BAC | Lab | 12/29/10 |
| Wave pre-lecture introduction for regular level | Steve Banasiak | BAC | Lab | 4/24/10 |
| Sound Virtual Practical Activity | Bruce Carpenter | BAC | Lab | 9/16/09 |
| Modeling: deriving "v =(wavelength)(f); et al. | T. Egan, J. Marino | BAC | Lab | 5/26/09 |
| Slinky Lab With PhET Waves Simulation | Chris Bires | BAC | Lab | 8/4/10 |
| Wave on a String Simulation | S. Pennington | BAC | CCs Lab |
5/7/08 |
| Investigating waves | Nancy Flowers | BAC | Lab | 4/16/08 |
| Wave on a string--the basics | Chris Cochran | S.O. | Lab | 2/28/08 |
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Wave clicker questions (Inquiry Based)
|
Trish Loeblein | BAC U-Inicio |
CCs | 8/7/11 |
| Waves Review | Michael F. Gallo | BAC | Lab Deb |
2/8/08 |
| Wave Motion | unknown unknown | BAC | Deb | 4/25/08 |
| Waves | Robert Kennedy | BAC | Lab | 5/20/07 |
| Wave on a String | Gretchen Swanson | BAC | Lab | 9/18/07 |
| Waves on a String Discovery Activity | Lori Andersen | BAC | Lab | 9/18/07 |
| Waves on a String | Katherine Frett | BAC | Lab | 4/2/07 |
| Wave on a String Comparison | curt miller | BAC | Lab | 3/31/07 |
| Finding Wave Properties | Karen King, Stephan Graham | BAC | Lab | 4/22/08 |
| Standing Waves | Stephan Graham | BAC | Lab | 9/18/07 |
| Reflection and Interference of Waves | Paul Williams, Myra West | U-Inicio | Lab | 1/5/09 |
Ti podes enviar as túas propias ideas e actividades.
Simulaciós relacionadas
Versións Traducidas:
Requirementos de 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 |
Créditos
| Equipo de Deseño | Biliotecas externas | Agradecementos |
|---|---|---|
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