Fill in the blanks with appropriate words
- Around 350 B.C. the great ____ first declared that the earth was round.
- At 45° latitude, an observer finds the North Star ____ between the zenith and the horizon.
- Aeroplanes can fly around the Earth following ____ ____.
- The shape of the Earth with two flattened ends and a bulge at the equator is called an ____ ____.
- Mercator, Chart
- oblate spheroid.