WHAT IS 3D
A ) 3D car model
created to be tested for aerodynamics
B ) Character designing
In computer generated movies, all the characters must be designed first
C ) Archetecture
To know what the building will look like, most archetects will start their project on the computer
How is 3D modelling useful?
3D modelling is used for many things such as designing cars and rollercoasters so you can test them in complete safety without having to spend loads of money on building it. It is also used to create movie characters in animations such as wall-e, or sully from monsters inc. and wall-e.