A protractor is used for drawing and measuring angles.
the instrument that the used was an intelligent brain
This instrument is an adequate type of balance.
a ruler
One instrument that used to detect Tsunami is a deep ocean tsunami detection buoys.
movie2k.to you can watch movies that are still in the theaters along with many other shows like falling skies
Holliswood
Falling Skies 2nd Watch - 2012 TV was released on: USA: 20 August 2012
Watch the Skies
St- Elsewhere - 1982 Watch the Skies 4-8 was released on: USA: 27 November 1985
Skies are used for transportation all the time - think of aeroplanes.
The sequel to "Daniel X: Watch the Skies" is "Daniel X: Alien Hunter."
A Stop Watch
you tube
Daniel X: Watch the Skies, by: James Patterson
A few years after
You cannot legally watch it online without paying. On the Falling Skies website, you have to link to a cable or satellite provider to get it. Your cable or satellite company has to participate so it might be free there if you can get it to work.