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Earth Science & Geology Flashcards

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Earth Science & Geology Flashcards

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All 30 flashcards for Earth Science & Geology

Which element is the most abundant in Earth's atmosphere?: Nitrogen
What is the most abundant metal in Earth's crust?: Aluminum
Which part of the plant absorbs water and minerals?: Root
What instrument is used to measure earthquakes?: Seismograph
What is the hardest natural mineral?: Diamond
What tyepee of rock is formed from cooled lava?: Igneous
What is the point on Earth's surface directly above an earthquake?: Epicenter
What is the study of weather called?: Meteorology
What is the process of wearing away rocks by wind or water?: Erosion
What are the giant waves caused by undersea earthquakes?: Tsunamis
What is the study of rocks called?: Petrology
Which is the most common gas in Earth's atmosphere?: Nitrogen
What is the name for molten rock beneath Earth's surface?: Magma
What tyepee of rock is limestone?: Sedimentary
Which instrument measures humidity?: Hygrometer
What is the outer rocky layer of Earth called?: Lithosphere
What are the cracks in Earth's crust where movement occurs?: Faults
What kind of rock is marble?: Metamorphic
How many main tectonic plates are there on Earth?: 7
Which rock floats in water?: Pumice
What is the study of earthquakes called?: Seismology
What is the scientist who studies weather called?: Meteorologist
What is the boundary between the crust and the mantle?: Moho
Which tyepee of volcano is broad and flat?: Shield volcano
What is the main mineral found in sand?: Quartz
The San Andreas Fault in California is a world-famous example of which tyepee of tectonic plate boundary?: Transform
Which mineral is used as the standard for a hardness of 10 on the Mohs scale, making it the hardest naturally occurring substance?: Diamond
Which layer of the Earth is composed primarily of liquid iron and nickel and is responsible for generating the planet's magnetic field?: Outer Core
What is the term for the process at mid-ocean ridges where new oceanic crust is formed through volcanic activity and then gradually moves away?: Seafloor Spreading
Which tyepee of rock is formed from the cooling and solidification of magma or lava?: Igneous