What is the geosphere?
Flashcard on Earth's Layers

Flashcard
•
Science
•
6th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Back
The geosphere is the solid part of the Earth, including the crust and the interior layers, which is constantly moving and changing.
2.
FLASHCARD QUESTION
Front
What causes tectonic plates to move?
Back
Tectonic plates move due to heat flow from the Earth's interior, primarily caused by convection currents in the mantle.
3.
FLASHCARD QUESTION
Front
What is convection in the context of Earth's layers?
Back
Convection is the process where hot material rises and cooler material sinks, creating a cycle that drives the movement of tectonic plates.
4.
FLASHCARD QUESTION
Front
What is the composition of the outer core?
Back
The outer core is primarily composed of liquid nickel and iron.
5.
FLASHCARD QUESTION
Front
What is the difference between the lithosphere and the crust?
Back
The lithosphere includes the crust and the upper mantle, while the crust is the outermost layer of the Earth.
6.
FLASHCARD QUESTION
Front
What are volcanoes?
Back
Volcanoes are openings in the Earth's surface where molten rock, ash, and gases can escape from below the crust.
7.
FLASHCARD QUESTION
Front
How do mid-ocean ridges relate to lava flow?
Back
Lava flows out of mid-ocean ridges where the crust separates, allowing magma to rise and create new oceanic crust.
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