https://www.youtube.com/watch?v=OHgW1KYuKko
This is a video that explains the machine that we could fly
https://www.youtube.com/watch?v=hffHT5wMfIA
This is another video of a pulley of leonardo

This is some machine that the teacher said to us that we have to do it she divided in 4 numbers and I have number 2. Now I have to link my partners work.

1:www.alejandrofemu13.blogspot.com.es
3:www.tprnotebook.blogspot.com.es
4:www.technology2esomaytelora.blogspot.com.es

Page 92 exercise 1

Mass structures: walls, dans...
Frame structures: structure of a building...
Truss structures: cranes, electricity pylons...
Suspended structures: clude suspension bridges, tents, marquees...

Page 92 exercise 2







This is a bridge that uses cables. Location( San Francisco)

Page 93 exercise 3

a) A wardrobe hanging from a rope. A strenght
b) A twisting telephone cord. A stress