Earth Science
24 questionsTest your knowledge of geology, weather, climate, and the planet we live on.
What is the outermost layer of the Earth called?
The correct answer is B. Crust
What scale is used to measure the magnitude of earthquakes?
The correct answer is D. Richter scale
What is the process by which rocks are broken down by wind, water, or ice?
The correct answer is D. Weathering
What type of rock is formed from cooled magma or lava?
The correct answer is A. Igneous rock
What is the center of the Earth called?
The correct answer is A. Core
What is the layer of gases surrounding Earth called?
The correct answer is A. Atmosphere
What is the name of the supercontinent that existed about 300 million years ago?
The correct answer is C. Pangaea
What scale measures wind speed?
The correct answer is A. Beaufort scale
What type of rock is formed from layers of sediment compressed over time?
The correct answer is C. Sedimentary rock
What is the name of the theory that describes the movement of Earth's lithospheric plates?
The correct answer is C. Plate tectonics
What is the most abundant gas in Earth's atmosphere?
The correct answer is C. Nitrogen
What is the boundary between two tectonic plates called?
The correct answer is A. Fault or plate boundary
What type of cloud is often associated with thunderstorms?
The correct answer is B. Cumulonimbus
What is the process by which water moves from the Earth's surface to the atmosphere?
The correct answer is B. Evaporation
Diamond and graphite are both forms of which element?
The correct answer is A. Carbon
What is the name of the scale that measures tornado intensity?
The correct answer is B. Enhanced Fujita scale
What is the approximate age of the Earth?
The correct answer is C. About 4.5 billion years
What type of rock is marble?
The correct answer is B. Metamorphic rock
The San Andreas Fault is an example of what type of plate boundary?
The correct answer is D. Transform boundary
What is the name of the scale used to measure hurricane intensity in the Atlantic?
The correct answer is D. Saffir-Simpson scale
What percentage of Earth's surface is covered by water?
The correct answer is C. About 71%
What is the name of the layer in the atmosphere where most weather occurs?
The correct answer is D. Troposphere
What mineral is the hardest on the Mohs scale?
The correct answer is B. Diamond
What is the name of the current geological epoch, characterized by human impact?
The correct answer is A. Anthropocene (proposed)
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