DISTANCE ON EARTH AND SURFACE

What units are used to measure vertical distances such as altitude, elevation, and height, and how are horizontal distances measured in India?

• AEquator
• B45° Latitude
• CPoles

What is the definition of a kilometer?

• Athe mean length of a 1/40000 part of the equator.
• B0,454 nautical mile.
• C1 1/10000 part of the meridian length from equator to the pole.

What units are used for heights and altitudes in international aviation?

• Ameter and feet.
• Bfeet, kilometer and decimals of nautical mile.
• Cfeet and yard.