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Elevation
Elevation
has several related meanings:
In
Geography
, the
elevation
of a
geographic
location
is its height
above mean sea level
.
In
drafting
, an
elevation
is a two-
dimensional
orthographic projection
of a structure. Exterior front and side elevations are typically part of
architectural
drawings of
buildings
.
Interior designers
also use elevations in their work.
In
ballistics
, the
elevation
is the
angle
between the
horizontal
plane
and the direction of the
barrel
of a
gun
,
mortar
or heavy
artillery
.
Originally, elevation was a
linear
measure of how high the gunners had to physically lift the
muzzle
of a gun up from the gun carriage to hit targets at a certain distance.
The elevation can also refer to the elevation used for
satellite communication
.
In
music
, "
Elevation
" is a track on
Television
's
1977
album
Marquee Moon
, and another on
U2
's
2000
release
All That You Can't Leave Behind
.
01-04-2007 01:16:19
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