Zone lies between 66 1/2^o and 90^o North and South of the equator.

 Sun time.

The meridians are also useful for dividing the world into many _________.

________ are the imaginary lines,running from north to south, which join the poles.

The value of the prime meridian is __________.

The Sun is never overhead in ____________.

The network of parallels and meridians on a globe is called

Latitudes are measured in

________ divides the Earth into two equal parts or hemispheres.

The local time of a place is determined according to the