Question

Determining the difference in elevation between two points on the surface of earth is known as

Answer 1

Answer:Barometric levelling is the answer.

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Explanation:

Answer 2

Determining the difference in elevation between two points on the earth is differential leveling.

• Differential leveling is the method used to approximately measure the different in elevation between any two points on the surface of the earth.
• A dumpy level is the instrument used to establish a visual leveling relationship between the two elevated points.
• This instrument uses an in-built telescope or an accurate spirit bubble.