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===Key Stage 3======Meaning===A [[gram]] is a [[unit]] used to measure [[measuremass]] . ===About Grams===: [[massGram]]. s are 1000 x smaller than the scientific [[SI unit]] of [[mass]]; the [[kilogram]].: There is 0.001kg in one [[gram]].: The [[mass]] of an [[apple]] is around 100 [[gram]]s. ===Converting to Kilograms==={| class="wikitable"|-| style="height:20px; width:200px; text-align:center;" |'''Unit'''| style="height:20px; width:200px; text-align:center;" |'''To convert'''| style="height:20px; width:200px; text-align:center;" |'''Kilograms'''|-| style="height:20px; width:200px; text-align:center;" |1 megagram (1Mg)| style="height:20px; width:200px; text-align:center;" |Convert to [[gram]]s x1000,000.| style="height:20px; width:200px; text-align:center;" |1000,000g|-| style="height:20px; width:200px; text-align:center;" |1 [[kilogram]] (1kg)| style="height:20px; width:200px; text-align:center;" |Convert to [[gram]]s x1000.| style="height:20px; width:200px; text-align:center;" |1000g|-| style="height:20px; width:200px; text-align:center;" |1 gram (1g)| style="height:20px; width:200px; text-align:center;" |Convert to [[gram]]s x1.| style="height:20px; width:200px; text-align:center;" |1g|-| style="height:20px; width:200px; text-align:center;" |1 milligram 1(mg)| style="height:20px; width:200px; text-align:center;" |Convert to [[gram]]s /1000.| style="height:20px; width:200px; text-align:center;" |0.001kg|-| style="height:20px; width:200px; text-align:center;" |1 microgram 1(µg)| style="height:20px; width:200px; text-align:center;" |Convert to [[gram]]s /1000,000.| style="height:20px; width:200px; text-align:center;" |0.000001kg|}