Pyramids were built in Ancient Egypt as tombs, or burial places, for Egyptian pharaohs, or kings. They believed that the pyramids made you immortal.
1 kilogram = 1,000 grams. A dictionary has a mass of about one kilogram. Kilograms are great for measuring things that can be lifted by people (sometimes very strong people are needed of course!). Kilograms are often written as kg (that is a k for kilo and a g for gram), so 10 kg means 10 kilograms. Scales measure our weight using kilograms. An adult weighs about 70 kg.
g: Grams, lbs: Pounds. 1 Gram is equal to 0.002204622476038 Pounds. 1 g = 0.002204622476038 lbs. The gram is a unit of mass. A gram is defined as one 1000 of the SI base unit the kilogram which itself is defined as being equal to the mass of a physical prototype preserved by the International Bureau of Weights and Measures.