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User:Dennis.tiboni/Sandbox
Seismograph[edit | edit source]
(Main article:Seismograph)
The seismograph are strument than register earthquakes. The seismograph is costituted by a series of element that enable the graphic represation.
How it's done?[edit | edit source]
The seismograph is a pendulum system in fact was formed from a suspended mass to a thread with an inky point.
How does it work?[edit | edit source]
When an earthquake happens,the mass begins to move and the inky point begins draw the shake
History[edit | edit source]
The first seismograph was created by Zhang Heng In the 1703 Jean de Hautefeuille builds a mercury seismograph In Italy the first creation was attributed at Andrea Bina,his built to Perugia at the seven hundred one. The seismograph to pendulum system they have been replaced in time by pendulums horizontal,sustained from soft with which is possibile to build tools of reduced dimension and elevated sensibility. It then moved to electromagnetic systems, which were created by Luigi Palmieri,It then moved to electromagnetic systems, which were created by Luigi Palmieri. Now the seismograph became,in computer programs
Protein[edit | edit source]
Proteins it is formed as longh-chain molecules,This molecules called amino acids.
Their functions[edit | edit source]
- They have a defensive function in fact they produce antibodies
- Proteins with enzymatic function in fact accelerate chemical reactions of metabolism
- Proteins are used for the growth and strengthening of bones