Based on Its Average Density of 2970 Kg/m³ Compared with That

question 302

Multiple Choice

Based on its average density of 2970 kg/m³ compared with that of water at 1000 kg/m³, what is the internal structure of Jupiter's moon Europa thought to be?

• A) almost entirely water in liquid form or as ice
• B) large iron core, the rest rock
• C) half rock, half water and ice
• D) a metallic core of high density with one-quarter of its mass composed of water and ice

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