The life cycle of a plastic bottle

Wach this video about the life cycle of a plastic bottle from beginning to end. Then answer the questions in your notebook.

Who are the characters in this story?
a) plastic
b) three plastic bottles
2. Plastic is made of _____________.
a) pellets
b) oil and gas
3. How much plastic ends up in landfills?
a) all of it
b) hundreds of millions of tons
4. Rainwater flows through the waste and absorbs toxic compounds. The toxic water is called leachate, and it ____________________.
a) evaporates
b) can move into groundwater, soil and streams, poisoning ecosystems and harming wildlife.
5. How long can it take for a bottle to decompose?
a) 100 years
b) 1000 years
6. How many plastic-filled trash vortexes, or gyres, are there in the world’s seas?
a) one
b) five
7. Why do the animals eat the plastic?
a) They think it’s food.
b) Because they are starving.
8. Do most plastics biodegrade?
a) Yes, they do.
b) No, they don’t.
9. Bottle number three is _____________.
a) in the Pacific Garbage Patch
b) recycled

Video “The Life Cycle of a Plastic Bottle” TED ED

Source: Liveworksheets.

Tools con Scratch

Comparto en esta entrada un programa que he realizado en Scratch para aprender la pronunciación de algunas herramientas usadas en el aula de Tecnología.

Si quieres ver el programa, puedes acceder al mismo en Scratch, ya que está compartido en mi perfil.

Para arrancar el programa haz click en la imagen de abajo.


The scale of a drawing is the relationship between the size of the object in the drawing and the object in real life. Drawing an object to scale means enlarging or reducing all its measurements in proportion.

This is an interesting presentation about scales made by Isabelop.

Aprende a reciclar

Comparto en esta entrada el proyecto que he realizado en Scratch para reconocer los tipos de contenedores para reciclar.

Haz click en la imagen para visualizar el proyecto.

Cultura Maker

En este interesante vídeo, Dale Dougherty, que fue la persona que acuñó el término maker, nos demuestra que en realidad todos somos makers.

La cultura maker crece, y cada vez gana más adeptos. Su utilidad en el mundo educativo es incuestionable.