Activa JavaScript para disfrutar de los vídeos de la Mediateca.
simple machines
Ajuste de pantallaEl ajuste de pantalla se aprecia al ver el vídeo en pantalla completa. Elige la presentación que más te guste:
Simple machines. The objects we use to make life easier are called machines. All the machines need some kind of energy to function. It can be the energy of a person. Simple machines have few or no moving parts.
00:00:00
The pulley. It is used to move objects up or down.
00:00:21
The inclined plane. It is used to move objects up or down in different levels.
00:00:28
The screw. It is used for joining two things together.
00:00:41
The lever. It is used for pushing an object up or down.
00:00:51
The wedge. It is used for cutting or pushing things apart.
00:01:04
Wheel and axle. It is used for transportation.
00:01:18
I want you to think about simple machines at home.
00:01:28
The inclined plane, the wheel and axle, the wedge, the screw, the lever and the pulley.
00:01:36
Think about all of them. Can you find any of them?
00:01:49
You only need to think about your house. Think about all the rooms in your house.
00:01:55
And guess, what can be a simple machine?
00:02:00
- Subido por:
- M.antonia D.
- Licencia:
- Todos los derechos reservados
- Visualizaciones:
- 11
- Fecha:
- 26 de noviembre de 2020 - 17:59
- Visibilidad:
- URL
- Centro:
- CP INF-PRI MIGUEL DE CERVANTES
- Duración:
- 02′ 05″
- 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:
- 320x240 píxeles
- Tamaño:
- 2.45 MBytes