Layers of the Earth
Flashcard
•
Science
•
7th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the outer core of the Earth?
Back
The outer core is a layer of the Earth composed primarily of liquid metal, mainly iron and nickel, located beneath the mantle and above the inner core.
2.
FLASHCARD QUESTION
Front
What layer of the Earth do we live on?
Back
We live on the crust, which is the outermost layer of the Earth.
3.
FLASHCARD QUESTION
Front
What are convection currents?
Back
Convection currents are movements within the mantle of the Earth caused by the heat from the core, which helps to drive plate tectonics.
Tags
NGSS.MS-ESS2-3
4.
FLASHCARD QUESTION
Front
What is the mantle?
Back
The mantle is the layer of the Earth located between the crust and the outer core, composed of semi-solid rock that flows slowly.
5.
FLASHCARD QUESTION
Front
What is the inner core?
Back
The inner core is the solid, innermost layer of the Earth, composed mainly of iron and nickel, and is extremely hot.
6.
FLASHCARD QUESTION
Front
What is the crust?
Back
The crust is the thin, solid outer layer of the Earth where we live, consisting of continental and oceanic crust.
7.
FLASHCARD QUESTION
Front
What is the difference between the inner core and outer core?
Back
The inner core is solid and composed of iron and nickel, while the outer core is liquid and also composed mainly of iron and nickel.
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