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

The equator divides the Earth into _________ equal halves.

________ divides the Earth into two equal parts or hemispheres.

Antarctic circle is located at:

The value of the prime meridian is __________.

Lines of latitudes are ____________.

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

The important latitude of parallels help us to divide the Earth into ____________ horizons.

The end points of the axis of the Earth are called .

Latitudes are measured in