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2 cards from this section. Quick, good the night before a test.
What is the outermost layer of the Earth?
It's the layer you walk on.
What is the main composition of the Earth's core?
Think of heavy metals.
What is the thickness range of the Earth's crust?
Think about how deep oceans are compared to mountains.
True or False: The outer core is solid.
Consider the heat and pressure at such depths.
Explain how seismic waves can provide information about the Earth's inner layers.
Consider how sound behaves in water versus air.
Discuss the implications of the Earth's temperature gradient from the crust to the core.
Reflect on how heating changes states and impacts movement.
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