Roads/Highways/Motorways

Vocabulary Builder-

What is the main difference between highways, motorways and roads?

What is the difference between the following names. Road, Street, Crescent, Place, Close, Lane, Arcade, Drive, Avenue.

http://www.gamesxl.com/think/highway-traffic

http://www.gamesxl.com/puzzle/acceleracers-track-mod

http://www.gamesxl.com/think/traffic-control-3