They are used in shipyards to launch completed and repaired ships on what are called shipways- do not confuse with floating and floodable dry docks- which will float out ships when gates are open.
Helen of Troy
the face that caused 1000 ships to launch
Preserved animal tracks are called trace.
train tracks or a railroad
If you're tracking an animal, tracks and dung are called spoor.
Rockets are made in parts in factories, and then they are put together in a huge building near the launch pad. After they have been put together, a huge lorry with tracks, called a crawler, carries the rocket to the launch pad. The astronauts get in - countdown 3 - 2 - 1 zero and it's liftoff!
the ships carrying emigrants were called "coffin" ships
AIS tracks live ships by Satellite. You can learn more about the AIS and their methods from the official AISlive website. If you are already a member, you can log in to start tracking ships.
yo, that is wack
Coffin ships were called coffin ships because lots of people died on them
No the White Star Line had a tradition of not formally naming or christening their ships.