The bekah or bekan was a smaller unit of weight and currency in Biblical Hebrew. It was often associated with the value of metals like silver and had a value that was a fraction of a shekel.
Tonne: The tonne, also known as the metric ton, is a unit of mass in the metric system. It is equal to 1,000 kilograms or 1,000,000 grams. It is widely used internationally for measuring larger quantities of mass and is equivalent to approximately 2,204.62 pounds.