Earth's Layers
Flashcard
•
Science
•
9th Grade
•
Practice Problem
•
Hard
+4
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What are the main layers of the Earth?
Back
The main layers of the Earth are the Crust, Mantle, Outer Core, and Inner Core.
2.
FLASHCARD QUESTION
Front
What is the composition of the Earth's crust?
Back
The Earth's crust is primarily composed of rocks and minerals, including silicates and oxides.
Tags
NGSS.MS-ESS3-1
3.
FLASHCARD QUESTION
Front
What is the state of matter of the mantle?
Back
The mantle is solid but can flow under pressure.
Tags
NGSS.MS-PS1-4
NGSS.MS-PS3-4
4.
FLASHCARD QUESTION
Front
What is the temperature range of the Earth's inner core?
Back
The temperature of the Earth's inner core is estimated to be between 4,000 to 5,000 degrees Celsius.
Tags
NGSS.MS-PS3-4
5.
FLASHCARD QUESTION
Front
Why is the inner core solid despite high temperatures?
Back
The inner core is solid due to the extremely high pressure that prevents it from melting.
6.
FLASHCARD QUESTION
Front
What is the thickest layer of the Earth?
Back
The thickest layer of the Earth is the Mantle.
7.
FLASHCARD QUESTION
Front
What is the outer core primarily made of?
Back
The outer core is primarily made of liquid iron and nickel.
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