___________ is an art of identifying images of objects and judging their relative significance.
Photogrammetry
Aerial film
Aerial camera
Image interpretation
____________ is the science and technology of taking reliable measurements from aerial photographs.
The aerial photographs may also be classified on the basis of the scale of photographs into ________ types.
Three
Four
Five
Six
The principle of __________ are applied to obtain qualitative information from the aerial photographs.
Map scale
Map projection
__________ resembles the view a pilot sees when approaching the target.
Low oblique photography
High oblique photography
Vertical photography
None of these
___________ is a special case of parallel projection.
Central projection
Orthogonal projection
__________ are used in topographical mapping and interpretation.
Aerial photograph
__________ is an orthogonal projection.
Globe
Map
Aerial photographs
____________ have lines of projection that are parallel both in reality and in the projection plane.
Parallel projection
The image projected by a lens is treated like a ____________.
Focal length
