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Questions and Answers
What prevents the molten iron in the inner core from being liquid?
What prevents the molten iron in the inner core from being liquid?
- The presence of nickel prevents the iron from melting
- The high pressure makes the liquid behave like a solid (correct)
- The low temperature keeps the liquid from turning into a solid
- The molten iron is already in a solid state
What is the thickness of the inner core?
What is the thickness of the inner core?
- 2,000 km
- 1,222 km (correct)
- 3,500 km
- 700 km
What are the cracked and divided parts called that make up the Earth's crust?
What are the cracked and divided parts called that make up the Earth's crust?
- Plates (correct)
- Blocks
- Divisions
- Segments
How do oceanic plates differ from continental plates?
How do oceanic plates differ from continental plates?
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Why are oceanic plates compared to wet sponges?
Why are oceanic plates compared to wet sponges?
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What makes continental plates different from oceanic plates?
What makes continental plates different from oceanic plates?
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