The answer is B. Rhine.
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Answer:
the scanning of the earth by satellite or high-flying aircraft in order to obtain information about it.
Explanation:
i just know
The answer to the question is B
Answer:
Longitude is much harder to calculate than latitude.
Explanation:
The Earth rotates 360° per day, which is 15° per hour, and so there's a direct relationship between longitude and the time that the Sun rises and sets
