
earth sci q2
Quiz by wxyz
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Which feature forms where magma rises to create new oceanic crust?
Why does compressional stress often lead to the creation of mountain ranges?
How does the Law of Original Horizontality help geologists interpret rock layers? Â
What process turns loose sediments into solid sedimentary rock?
What geological process causes the formation of a rift valley in the Wilson Cycle? Â
At which location is metasomatism most likely to alter the chemical composition of rocks? Â
How does high-viscosity magma affect volcanic eruptions?
Why is solifluction common in areas with permafrost?
What happens when carbon dioxide dissolves in water during chemical weathering?
What role does mantle convection play in seafloor spreading?
What geological process explains the formation of the East African Rift Valley?
What dating method is based on measuring the decay of radioactive isotopes to determine the absolute age of rocks? Â
What is the result when magma intrudes into Earth’s crust without reaching the surface?
You find fossils in the uppermost layers of a cliff that suggest a marine environment. What does this indicate? Â
Which isotopes contribute to Earth's internal heat through radioactive decay?
You observe that a sedimentary layer lies above an igneous intrusion. Based on the Law of Superposition, what can be inferred?
Why was the breakup of Pangaea significant for Earth’s geologic history?
Which metamorphic rock is most likely to form in a collision zone between two continental plates? Â
How does subduction complement seafloor spreading in the Earth's crust? Â
What is an exogenic process?
What is the correct order of time divisions in the Geologic Time Scale, from largest to smallest? Â
Why do index fossils help correlate rock layers across large distances?
How does Earth’s internal heat drive plate tectonics?Â
What volcanic event is caused by magma with high silica content?
What dating method relies on the annual growth patterns of tree rings?
What distinguishes body fossils from trace fossils?
What is necessary for magma to rise to Earth's surface and form a volcano? Â
How does rust formation weaken rocks rich in iron?
What feature is associated with high-pressure metamorphism?
Why does iron in Earth's core remain solid despite extremely high temperatures?Â
What does the presence of alternating magnetic stripes on the seafloor confirm? Â
What event earned the Cenozoic era the title "age of mammals"?Â
How does the age of ocean floor rocks change as you move away from a mid-ocean ridge? Â
What happens to rock layers subjected to shear stress at transform plate boundaries?
Which stage of the Wilson Cycle features island arcs and oceanic trenches? Â
Why does an ocean basin eventually shrink during the Wilson Cycle?Â
What key characteristic must an index fossil have?
What occurs at mid-ocean ridges to create new ocean basins?
What role did accretional heat play in Earth’s early formation?Â
Two distant rock layers contain the same index fossil. What does this suggest about the layers? Â
How did early chemosynthetic bacteria contribute to atmospheric changes? Â
Which principle states that rock layers with similar fossils are likely of similar age? Â
What changes occur to shale as it undergoes increased metamorphism?
How does a normal fault differ from a reverse fault?
What makes the Carboniferous period important in the context of fossil fuel resources? Â
Why is stratigraphy often more effective for studying sedimentary rock layers than radiometric dating? Â
Why are isotopes like Uranium-238 and Potassium-40 used for dating ancient rocks? Â
Which principle helps determine the sequence of geological events when a fault cuts through sedimentary rock layers? Â
Why are magnetic patterns on the ocean floor considered evidence for seafloor spreading? Â
What principle is used to determine the relative ages of rock layers?