15 Questions
What type of rocks are products of sedimentary processes?
Derivatives rocks
What principle states that current geologic processes are the same as those in the past?
Principle of Uniformitarianism
How do geologists correlate rock layers?
By studying the fossils found in the layers
What is an index fossil also known as?
Guide fossil
What type of rock can regolith and soil be derived from?
Igneous, sedimentary, or metamorphic rock
How is physical correlation in geology accomplished?
By using criteria such as color, texture, and types of minerals
What does relative dating provide in terms of the age of artifacts and sites?
It tells how old artifacts and sites are in comparison to other artifacts and sites
Which of the following are examples of geological processes?
Plate tectonics, volcanic eruptions, and landslides
What is the definition of a geologic hazard?
An extreme natural event in the crust of the earth that poses a threat to life and property
Which hazard is described as the movement of a mass of rock, debris, or earth down a slope?
Landslide
What causes tsunamis?
Volcanic eruptions under the sea
What does tephra consist of?
Pyroclastic fragments of any size and origin
What is the definition of a tropical cyclone?
A wind system circulating around a low pressure area
Which hydrometeorological hazard is characterized by a narrow violently rotating column of air extending from rain clouds to the ground?
Tropical cyclone
What is the distinguishing factor between storm surge and tsunami?
Storm surge is caused by winds directed towards the shore, while a tsunami is caused by an underwater earthquake
Test your knowledge about geologic hazards, earthquakes, and the hazards caused by earthquakes such as ground shaking, tsunamis, and landslides. Learn about the extreme natural events in the earth's crust that pose threats to life and property.
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