Construct validity refers to validity of the ideas and concepts used in the research. Constructs are âconceptsâ and âideasâ. This particular validity is often problematic and not clear cut. There is a subjective (interpretive) element in it that makes it somewhat debatable.
The divergence of scale at the poles is a major weakness of the Mercator projection, rendering it unsuitable at high latitudes. Login or Sign Up to answer this question. data-config-site-section=chacha>. What is a Mercator projection A Mercator projection is a mathematical method of showing a map of the globe on a...
For this reason, the Transverse Mercator map projection is applied to regions with a north-south orientation. Although it isn't used (and can't be) to project the whole world in a single map, the Transverse Mercator is used to map the whole world in pieces more exactly, in a series of adjacent strips.is second contribution was a map that still bears his name the Mercator projection, published in 1569. Mercator called his map A New and Enlarged Description of the Earth with Corrections for Use in Navigation. No wonder future cartographers and laymen simply called it the Mercator projection.