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Without a knowledge of astronomical distances, the size of an observed object in space would remain nothing more than an angular diameter and the brightness of a star could not be converted into its true radiated power, or luminosity.
Astronomical distance measurement began with a knowledge of Earth’s diameter, which provided a base for triangulation.
It is an opportunity for us to reflect on the language and ideas that represented each year.
So, take a stroll down memory lane to remember all of our past Word of the Year selections.
Assessment of ongoing relative sea level rise in NW-Europe for individual tidal basins is wanted and, consequently, a variety of methods must be available for investigations under different local conditions.