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Questions and Answers
Which type of radiation is NOT commonly used in remote sensing?
Which type of radiation is NOT commonly used in remote sensing?
- Visible light
- X-rays (correct)
- Near infra red
- Thermal infrared
What is the main difference between passive and active remote sensing sensors?
What is the main difference between passive and active remote sensing sensors?
- Passive sensors emit their own radiation, while active sensors record incident radiation
- Passive sensors measure visible light, while active sensors measure infrared radiation
- Passive sensors measure infrared radiation, while active sensors measure visible light
- Passive sensors record incident radiation, while active sensors emit their own radiation (correct)
What is the process of acquiring information about the Earth's surface by measuring its reflected and emitted radiation without coming into direct contact with the object called?
What is the process of acquiring information about the Earth's surface by measuring its reflected and emitted radiation without coming into direct contact with the object called?
- Harit Dhara
- Remote sensing (correct)
- Incident radiation
- Soil fertility management
Which bands of electromagnetic radiation are commonly used in remote sensing?
Which bands of electromagnetic radiation are commonly used in remote sensing?
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What do remote sensing sensors interact with in order to acquire information about the Earth's surface?
What do remote sensing sensors interact with in order to acquire information about the Earth's surface?
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