A) Mention two significances of Meridians of longitude. (2) b) Why slanting rays produce less heat? (2)c) What is the angle of inclination of Earth’s axis with the Orbital plane andthe vertical plane? (2)d) What is the total number of lines of latitude and meridians of longitudedrawn on Earth? (2)e) Write two differences between IST and GMT.

A) Mention two significances of Meridians of longitude. (2) b) Why s

1.	A) Mention two significances of Meridians of longitude. (2) b) Why slanting rays produce less heat? (2)c) What is the angle of inclination of Earth’s axis with the Orbital plane andthe vertical plane? (2)d) What is the total number of lines of latitude and meridians of longitudedrawn on Earth? (2)e) Write two differences between IST and GMT.
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