Peer evaluation
Survey
Examination explores and gathers information such as the health condition of a person by studying him directly. Assessment uses already available information to describe and/or predict health condition and/or a to be used for a course of action towards the purpose of the assessment. Tough the meaning of the words varies by each person since people tend to misuse them.
Landsat
Input
A program can gather information from the outside world through various means such as user inputs, sensors, APIs, databases, and network connections. This information can be used to make decisions, perform calculations, display results, or interact with other systems.
Mainly telescopes, satellites, etc.
Judgment
it gathers information about space without a crew
CIA.
it's the semicircular canals
A satellite, probe, or spacecraft can gather information and send it back to earth.
The PNS gathers all outside and foreign information and directs it to the CNS.
I dont know. Ask someone who does.