Earth's Layers
Volcanoes
Landforms
Weathering/Erosion
Mystery Questions
100
The earth has this many layers.
What is 3?
100
This melted rock erupts from a volcano.
What is lava?
100
Mountains, hills, valleys and coasts are examples.
What are landforms?
100
The action of breaking down rocks into smaller pieces.
What is weathering?
100
Sudden shifts between parts of Earth's crust that cause the ground to vibrate in all directions.
What is an earthquake?
200
The layer of Earth we live on.
What is the crust?
200
Hot melted rock that is full of gases and pushes through cracks in the Earth.
What is magma?
200
This forms when water slows enough to fill an area.
What is a lake.
200
When weathered material is carried away by water, wind, gravity and glaciers.
What is erosion?
300
This is Earth's thickest layer.
What is the mantle?
300
Cooled and hardened lava forms this type of rock.
What is igneous rock?
300
What landform is made made when a river slowly cuts through rock?
What is a valley?
300
This part of a plant can cause cracks in rocks, making them slit and break apart.
What is the roots?
300
DOWNHILL movements of loose land, rocks, or mud, caused by gravity.
What is a landslide.
400
This is Earth's innermost layer.
What is the core?
400
The name of the underground area where magma forms in Earth's mantle.
What is a magma chamber.
400
A plain that is higher than the land around it.
What is a plateau?
400
This carries soil away from hilly farm fields.
What is rain?
400
A large crack in the Earth's crust (Not a volcano).
What are fault lines.
500
This layer is hot enough to flow.
What is the mantle?
500
Magma travels through a volcano in this.
What is the central vent.
500
The main force that shapes landforms.
What is water?
500
When this happens to water in the cracks of rocks, it causes them to break apart.
What when water expands?
500
In dry regions, erosion is usually caused by this.
What is sand?
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