Science test Flashcards
Which of the following best describes the position of Earth’s crust?
Above the mantle, which is above the core
Which layer of earth has the lowest density?
Crust!!!
Is modeling clay a good representative for the asthenosphere?
Yes!
Earth’s crust would be best modeled by using material that is…
Thin and solid
Which of earths layers would be best modified as a metallic sphere?
Inner core
The lower into Earth you go the ______ density you have
Higher/more
The higher or closer to the crust you go the _______ density you have
Lower/less
Earth’s layers are evidence that over time, Earth has gradually…
Cooled into a solid
Which layer of earth behaves more like a solid near the top, and more like a liquid near the bottom? Where is pressure higher
Mantle
Which layer of earth is broken into giant mooing plates? -tectonic plates-
Lithenosphere
The layer of earth that is found DIRECTLY below the lithosphere?
Asthenosphere
Is the asthenosphere part of the upper mantle?
YES
A student constructs a clay model of Earth to show its layers. What property is the model able to share with the real world?
Positions as the real earth
What would be an accurate feature to include the model of earth
A liquid outer core below the mantle
Oceans, and other bodies of water, are found on which layer of earth?
Crust
What would be a good representation of earth’s asthenosphere?
Dense rock that moves the crust
What layer of earth is composed of material of the highest density?
Inner core
According to scientific data, which layer of Earth is the thickest?
Mantle
The lithosphere consist of the-
Upper mantle
The lithosphere is composed of rock that can be described as being-
Solid
What is the best description of the characteristic of the asthenosphere
Solid, but flowing
What event led to the formation of the layers of Earth?
A constant cooling
Which layer of Earth is in the liquid state of matter
Outer core
Which layer of earth is a liquid state?
Outer core
Which layer of earth is believed to be a solid metal?
Inner core
Which layer of Earth is the thinnest
Crust
Which event will most likely occur at a divergent boundary
The plates will form an ocean basin
When 2 tectonic plates converge, the land above the sea level in this area often generates…
Mountain ranges
What is most likely going to occur at a transform boundary
Earthquake
What happens in a convergent boundary, where two tectonic plates converge and move towards each other?
Mountain ranges
When 2 plates slide past each other _______ forms
An earthquake
Which type of boundary is a trench most likely to form?
Convergent, where one goes under the other (subduction)
When two continental plates diverge, there is a valley in between these two plates that form as the continental crust widened. What geological event is a result of this interaction?
Volcanos
The interaction of two plate boundaries can cause what
Earthquakes & volcanoes
Movement between the pacific plate, and the North American plate create the San Andreas fault in California what type of motion is occurring?
Transform
An ocean basin will form in what location relative to the major tectonic plates
Where 2 plates pull apart
Where plates diverge, what land form will most likely result
Rift valley
At which type of boundary will a trench most likely form?
Convergent
The interaction of tectonic plate boundaries is associated with what event?
Earthquake
Which of the geologic events would most likely occur when 2 continental plates converge?
Mountain formation
When 2 tectonic plates pull away from eachother, what geological event would be most likely to occur?
Ridge
