Meridian is the highest position of the ___________.

___________ is expressed in degree.

__________ is the intersection of latitude and longitudes pinpoint any place on the earth's surface.

The local time of a particular meridian is called its ____________.

IDL stands for

__________ zones lies between 66 ½  ^o and 90^o north and south of the equator.

_____________ is near the poles and gets very slanted rays of the sun.

___________ zone,the heat is distributed over a large area.

IDL is the ___________ line.

___________ means the mid day.