Layers of the Earth
Earthquakes
Volcanoes
More Volcanoes
Erosion and Weathering
100
What is the top layer of the earth?
The crust
100
Where do earthquakes usually occur? Hint: think about the cracks between tectonic plates called?
Along a fault
100
What is the bowl shaped part at the top of a volcano called?
A crater
100
What is the molten rock outside the earth called?
Lava
100
What is the breakdown of materials in the earth's curst into sediment called?
weathering
200
What is the innermost layer of the earth?
The inner core
200
What type of fault is it when two pieces of earth push together?
A thrust fault
200
What is the molten rock inside the earth called?
Magma
200
What is the little pieces of rock and ash that come out of a volcano called?
An Ash Cloud
200
What is it called when broken down rock is carried away or moved?
erosion
300
What layer is right below the crust?
The mantle
300
What are the waves that come out of an earthquake called?
Seismic waves
300
What is a flat volcano made out of flowing lava called?
A Shield volcano
300
When a volcano explodes, it is called an ___________.
eruption
300
What are the two types or categories of weather?
physical and chemical
400
What layer is below the mantle?
The outer core
400
What is the machine that measures the movement during an earthquake called?
A seismograph
400
What is a tall volcano with a big crater that is made from cinders and ash called?
A Cinder Cone Volcano
400
An eruption happens, when the gas and hot lava mixes and the ____________builds up so much that it explodes.
pressure
400
What is one type of physical weathering and what is one type of chemical weathering
Physical: water, wind, temperature Chemical: rust, acid rain
500
What are the pieces that make up the crust called?
Tectonic plates
500
What is the point underground where an earthquake begins called?
The focus
500
What is a tall pointy volcano made out of lava and cinder called? Hint: It is a combination of both types of volcanoes.
A Composite Volcano
500
What is the very famous volcano in Italy that erupted a long time ago and showered hot ash on the whole city?
Mount Vesuvius
500
What are the three main types of erosion?
Water, Wind, Ice
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