SOLAR SYSTEM

UNIVERSE

SPACE EXPLORATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
____ is the collection of data that does not involve physical contact
A
GPS
B
Fieldwork
C
Remote-sensing
D
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Explanation: 

Detailed explanation-1: -Remote Sensing is a method of collecting information about an object, place or phenomenon without actual physical contact. Sensors are the devices used to collect data for remote sensing. These include cameras or scanners.

Detailed explanation-2: -The basics of remote sensing technology Most of the remotely sensed data used for mapping and spatial analysis is collected as reflected electromagnetic radiation-visible light is one example-which is processed into a digital image that can be overlaid with other spatial data.

Detailed explanation-3: -Remote sensing is the acquisition of information about an object or phenomenon without making physical contact with the object, in contrast to in situ or on-site observation. The term is applied especially to acquiring information about Earth and other planets.

Detailed explanation-4: -Remote sensing through the medium of EMR comprises four components, all of which are linked through the transfer of radiation. These components are EMR source, Earth surface targets, atmospheric effects, and the sensor.

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