1) the ratio of the density of a substance to the density of water at 4°C2) the circular movements or currents within a fluid due tothe difference in densities of the hotter and cooler partsC21

1) the ratio of the density of a substance to the density of water a

1.	1) the ratio of the density of a substance to the density of water at 4°C2) the circular movements or currents within a fluid due tothe difference in densities of the hotter and cooler partsC21
Answer» 1)RELATIVE density2) CONVECTION currentsHope it HELPS!!

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1) the ratio of the density of a substance to the density of water at 4°C2) the circular movements or currents within a fluid due tothe difference in densities of the hotter and cooler partsC21​

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1) the ratio of the density of a substance to the density of water at 4°C2) the circular movements or currents within a fluid due tothe difference in densities of the hotter and cooler partsC21