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1. Base quantities and their units Notes: Q u a n t i t i e s : B esaran Units: satuan Current: arus Electric Current: arus listrik Luminous: cahaya Luminous intensity: intensitas cahaya Amount: jumlah Amount of substance: jumlah zat 2. The relationship between the quantity and the unit Read the following information: A length of 5,438 meters Length is the quantity (besaran) . 5,438 is the value (nilai) of the quantity. Meter is the unit (satuan) Now, please try with the following: Height 3,726 meters Quantity: , Unit: , Value: Notes: result: hasil (dari pengukuran) tourist attraction: daya tarik turis above sea level: diatas permukaan laut 3. Abbreviation for quantities and units Quantities Abbreviation Units Abbreviation Length ℓ meter m Mass m kilogram kg Time t second s Temperature T kelvin K Area A Meter square m2 Volume V Meter cubic m3 Read the following story and write down the information about the measurement with their abbreviation. Bob is a first year student in SMP Bakti Mulya 400. For his physics homework he needs to do some measurements in his house. The height of his house is 12 meters. The mass of his bicycle is 10 kilograms. The time for him to go from his house to school is 1800 seconds. The temperature at noon in his house is 254 kelvin. The area of his house is 2500 meter square. The volume of water in his swimming pool is 300 meter cubic. ℓ = 12 m