Question: Q: What do scientist's believe mercury's core is mostly made of? Read this paragraph and choose the correct option from the provided answers: Figure below shows a diagram of Mercury's interior. Mercury is one of the densest planets. Scientists think that the interior contains a large core made mostly of melted iron. Mercury's core takes up about 42% of the planet's volume. Mercury's highly cratered surface is evidence that Mercury is not geologically active. Choices: - water - quicksilver - helium gas - melted iron A:
Answer:
melted iron