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A physical science test book has a mass of 2.2kg. . What is the weight on the earth
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A physical science test book has a mass of 2.2kg. . What is the weight on the earth

User Wiles Duan
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Weight = mg, g ≈ 9.8 m/s²

Weight = 2.2 * 9.8 ≈ 21.56 N
User Hemoglobin
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The weight of an object is the product of its weight in kg and the acceleration due to gravity in m/s². In Earth, the acceleration due to gravity is equal to 9.81 m/s². The product of 2.2 kg and 9.8 m/s² is equal to 21.56 kg m/s² or 21.56 N. 
User Beto Neto
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