Mars is smaller than Earth. Its density and mass is also lower than earth. Since all these factors are lower, its gravity is also lower than Earth. In fact, the gravity on Mars is 62 per cent lower than Earth, meaning the Martian gravity is 38 per cent of the gravity on Earth. So a …
The unit pound is abbreviated ‘lb’ which comes from the constellation Libra. The word libra means ‘balance scales’ in Latin. The ancient Romans used the term librapondo to refer to weight. Libra meant ‘weight’ and pondo meant ‘pound’. This was eventually shortened to libra which came to be abbreviated as ‘lb’.
