（）is where the crew eat their meals.

Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.

In the Northern hemisphere northerly winds may cause temperature（）.

Where would you find information about the time of high tide at a specific location on a particular day of the year?（）

Which wind results from a land mass cooling more quickly at night than an adjacent water area?（）