Conductivity of materials .Electricity.
This isn’t a bulb it’s a lead of a pencil with 15 volts. Then as you can see it’s similar to a light bulb.
Image
Let’s learn the TIME in English. Activities and games
Do the following game to practice the time.
Tool from http://www.angles365.com
Tool from http://www.sheppardsoftware.com/mathgames
Tool from: http://www.learnenglish.org.uk/kids/games
PRINTING PRESS, Complex Machines 3ºEP
This is the presentation of the printing press we saw in class. The song is fantastic to understand the different positive consequences it had.
COMPLEX MACHINES. CLASS PRESENTATION 3ºEP
This is the presentation we did en class and the different photos from these explanations.
And this is the telegraph and morse code we leart to send mesages between us.
COMPLEX MACHINES. Steam engine. 4ºEP
In this movie you can see how the steam machine work. The difference is that the burning fuel used in the first train machines worked burning coal.
http://www.explainthatstuff.com/steamengines.html
