Navigator. The person who actually steers the ship is sometimes called the helmsman.
definetly cruise ships.
Yes , for example container ships .
radar
There are thousands of signs.
It is the manufacture of airplanes and space ships.
Autos, airplanes and ships.
Ships, cars, airplanes
Airplanes move through the air in a similar fashion to the way boats move through the water.
Depression contour line
Aircraft carriers
Different kinds of radar are
Helicopters can land on small ships, clearings in forest, on top of buildings etc. Airplanes can not do these things