Unit and measurement One g is the force per unit mass due to gravity at the Earth's surface and is the standard gravity (symbol: gn), defined as 9.80665 metres per second squared, or equivalently 9.80665 newtons of force per kilogram of mass.
1. Going by the meaning of the term '<em>northernmost'</em>, which is a location that is situated furthest to the north, we can conclude that North Korea is the country that shares a border with the northernmost part of China.
2. China and Mongolia are among the several countries found between the 105° E and 135° E lines of longitude.
