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Inventors - Contenido educativo
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NASA Kids Science News segment explaining some past inventions.
Hi, I'm Bianca. With more technology news you can use.
00:00:00
Who invented the windshield wiper?
00:00:07
I'm glad someone did. I can't imagine driving a car without them.
00:00:09
Mary Anderson invented windshield wipers, and you're right to say cars need them.
00:00:13
What are some other cool inventions?
00:00:18
Catherine Blodgett invented non-reflecting glass, just like you have in your glasses.
00:00:20
In 1940, the famous actress Hedy Lamarr had an idea about radio-controlled torpedoes that led to our cell phones today.
00:00:25
That is definitely an important invention in my life, so I told Carly.
00:00:33
Stephanie Qualic invented a material called Kevlar. It's very light and is five times stronger than steel.
00:00:37
Oh, my canoe is made of Kevlar material. Where can I find out about other inventors?
00:00:44
You'll find more about inventors on our website.
00:00:49
Until next time, I'm Bianca. With cool technology news you can use.
00:00:52
- Valoración:
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- Idioma/s:
- Materias:
- Matemáticas
- Niveles educativos:
- ▼ Mostrar / ocultar niveles
- Nivel Intermedio
- Autor/es:
- NASA LaRC Office of Education
- Subido por:
- EducaMadrid
- Licencia:
- Reconocimiento - No comercial - Sin obra derivada
- Visualizaciones:
- 558
- Fecha:
- 28 de mayo de 2007 - 14:13
- Visibilidad:
- Público
- Enlace Relacionado:
- NASAs center for distance learning
- Duración:
- 00′ 58″
- Relación de aspecto:
- 4:3 Hasta 2009 fue el estándar utilizado en la televisión PAL; muchas pantallas de ordenador y televisores usan este estándar, erróneamente llamado cuadrado, cuando en la realidad es rectangular o wide.
- Resolución:
- 480x360 píxeles
- Tamaño:
- 6.02 MBytes