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Observation in the
natural sciences is an act or
instance of
noticing or
perceiving and the
acquisition of
information from a
primary source. In living...
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observable implications. Thus, for example, two
scientific theories are
observationally equivalent if all of
their empirically testable predictions are identical...
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Observational comedy is a form of
humor based on the
commonplace aspects of
everyday life. It is one of the main
types of
humor in stand-up comedy. In...
- statistics, a unit of
observation is the unit
described by the data that one analyzes. A
study may
treat groups as a unit of
observation with a
country as...
- Lead (82Pb) has four
observationally stable isotopes: 204Pb, 206Pb, 207Pb, 208Pb. Lead-204 is
entirely a
primordial nuclide and is not a
radiogenic nuclide...
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Earth observation (EO) is the
gathering of
information about the physical, chemical, and
biological systems of the
planet Earth. It can be
performed via...
- An army of
observation is a
military body
whose purpose is to
monitor a
given area or
enemy body in
preparation for
possible hostilities. Some of the...
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believed to be
unstable but have not been
observed to
decay are
termed observationally stable.
Currently there are 105 "stable"
isotopes which are theoretically...
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Naturalistic observation,
sometimes referred to as fieldwork, is a
research methodology in
numerous fields of
science including ethology, anthropology...
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biodiversity observations.
Observation.org may be
accessed via its
website or from its
mobile applications like ObsIdentify. The
Observation.org
database holds...
