RETAKE - FLASHCARD Compositional Layers of Earth
Flashcard
•
Science
•
6th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is radioactive decay?
Back
Radioactive decay is the process by which unstable atomic nuclei lose energy by emitting radiation, resulting in the release of a large amount of energy in the form of heat.
Tags
NGSS.HS-PS1-8
2.
FLASHCARD QUESTION
Front
Which layer of the Earth is the only liquid layer?
Back
The Outer Core is the only liquid layer of the Earth.
3.
FLASHCARD QUESTION
Front
What happens to hotter, less dense magma near the core?
Back
Hotter, less dense magma near the core rises.
Tags
NGSS.MS-ESS2-1
4.
FLASHCARD QUESTION
Front
Which layer of the Earth is the least dense?
Back
The Crust is the least dense layer of the Earth.
5.
FLASHCARD QUESTION
Front
What are the temperature ranges of the Crust?
Back
The Crust has temperatures ranging from 20˚ - 870˚C (68˚ - 1598˚F) and is the coolest layer.
Tags
NGSS.MS-PS1-4
6.
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 various types of sediment.
Tags
NGSS.MS-ESS2-1
7.
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.
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