Quiz - The Dynamic Planet
The ocean floor is created along midocean ridges. True or False
True
Which of the following is the fuel for continental drift and plate tectonics?
radioactive decay
Which of the following is matched correctly?
magma - lava
The ancient roots of mountains are usually composed of ________ rocks.
metamorphic
An element or combination of elements that forms an inorganic, natural compound is called a
mineral
At which of the following locations is new ocean crust being formed?
rift zones
Several large, linear lakes are forming in East Africa. This is evidence of what process?
rifting
An assemblage of minerals bound together is called a
rock
The history of life on Earth is chronicled in which type of rock?
sedimentary
A batholith forms from
intrusive igneous rock.
A rock transformed from any other rock through profound physical and/or chemical processes is referred to as
metamorphic
The major rocks of Earth's crust are classified into principal types based on
three specific rock-forming processes, i.e., the manner in which they formed.
Which of the following is endogenic in nature?
volcanism
Tectonic forces
warp, fold, and uplift rock.
Three types of rock-forming processes compose the
rock cycle.
The deepest places in the ocean are those in which rifting occurs. true or false
False
The uppermost mantle is a plastic, whereas the aesthenosphere is rigid.
False
A guiding principle of Earth science is the principle of uniformitarianism-as opposed to catastrophism. True or False
True
When geologists or archaeologists dig downward into a unit of rock or sediment, they are digging "back in time." This fact is based on the principle of ________.
superposition
A rock made of clay particles is most likely to have formed in which of the following environments?
swamp
