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26 Nov 2019
1. A sphere has a radius of 21 cm and a mass of 1.9 kg. Itsmassdensity is about:
(1) 49 kg/m3 (2) 2.0 £ 10¡6 kg/m3 (3) 2.0 £10¡2 kg/m3 (4) 1.4 kg/m3(5) 14 kg/m3
1. A sphere has a radius of 21 cm and a mass of 1.9 kg. Itsmassdensity is about:
(1) 49 kg/m3 (2) 2.0 £ 10¡6 kg/m3 (3) 2.0 £10¡2 kg/m3 (4) 1.4 kg/m3(5) 14 kg/m3
Reid WolffLv2
14 Aug 2019