SPECIAL EFFECTS : PHYSICAL EFFECTS

Physical effects are usually planned in preproduction and created in production,this effects are performed in front of the camera, we can see that what is placed here is what is going to be putted in the movie.For example:

*the weather effects
*collapsing buildings
* water effects
* pyrotechnics,
* explosions
*weather effects ( the wind) like huracans that can created wind with fans of different sizes and create the effect of a huge mass of air.
*Fire, etc

The greatest changes in the revolution of Physical Effects happened in the 20th century. For example we can see that in Titanic the effect of the water sinkin the boat was a Physical Effect.