Hi, Biodiversos!!! This is the second part of the theory for this week. If you understand what you have in the book, it is ok, but here you are some videos, photos and explanations to make it clearer (I hope...😋). MATERIALS Firstly, I have seen a video of a song that you may like, as you are so good singers... In this video, you have seen different types of materials. Some of them are natural materials , because they come directly from an animal, from a plant or from a mineral/rock. Others are manufactured materials , because we need to transform a natural material to obtain them. For example, wood is a natural material. We can make a table with it, cutting and modelling, but that table is still made of wood. But, if we make wood go through some transformations, we obtain paper, which is a complete different material. PROPERTIES OF MATERIALS When you need to build anything, you have to know what it is for and then choose the correct materials. For ...