Answer:
Plough is a local technology whereas Tractor is a modern technology.
Plough requires human energy whereas Tractor does not require much human energy.
Plough doesn't affect the environment whereas Tractor affects the environment.
Plough: A device pulled through the ground in order to break it open into furrows for planting.
The use of a plough; tillage.
Alternative form of Plough (Synonym of Ursa Major)
Alternative form of ploughland, an alternative name for a carucate or hide.
A joiner’s plane for making grooves.
A bookbinder’s implement for trimming or shaving off the edges of books.
Tractor: A vehicle used in farms e.g. for pulling farm equipment and preparing the fields.
(US) A truck (or lorry) for pulling a semi-trailer or trailer.
Any piece of machinery that pulls something.
(aviation) An aeroplane where the propeller is located in front of the fuselage
(Britain, rail transportation) A British Rail Class 37 locomotive.
(archaic) A metal rod used in fractionation, or Perkinism.
