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Age of Rock Quiz
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Question
How can Earth’s layers be defined? Select the two correct answers.(1 point)
Responses

by their thickness
by their thickness

by their physical properties
by their physical properties

by their chemical compositions
by their chemical compositions

by their temperatures
by their temperatures

by their amounts of land area

Answer 1

The two correct answers for how Earth's layers can be defined are:

1. by their physical properties
2. by their chemical compositions

These factors help distinguish the different layers of the Earth, such as the crust, mantle, outer core, and inner core.