Geology terms helps us to explain the phenomena that occurs above, below and on the surface of Earth. These terms can help you gain a better understanding of geology. Learn more geology terms here.

Hydrothermal Vent

Hydrothermal Vent, a fissure, or crack, on the ocean floor from which heated water flows.

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  • Assaying


    Assaying, a process for determining the amount of a certain metal contained in an ore or alloy. See more »

  • Dust


    Dust, fine particles of earth or other matter capable of being carried by currents of air. See more »

  • Geophysics


    Geophysics, the application of the science of physics to the study of the earth. See more »

  • Glacial Period

    Glacial Period

    Glacial Period, or Ice Age, a time when continental glaciers, resembling those now on Greenland and Antarctica, covered almost a third of the world's land surface. See more »

  • How do polymer crystals work and why do they absorb so much water?

    How do polymer crystals work and why do they absorb so much water?

    Polymer crystals are amazing in that they can absorb many times their size. In fact, one pound of these crystal flakes can hold up to 50 gallons of water. Find out what these polymer crystals are and why they are able to absorb so much water. See more »

  • Ice


    Ice, frozen water. (Dry ice is not frozen water, but carbon dioxide in solid form) Under ordinary conditions, water changes to ice at 32 F. See more »

  • Radioactive Dating

    Radioactive Dating

    Radioactive Dating, the calculation of a substance's age by measurement of the radioactive material it contains or of the amount of natural atomic fission that has occurred in the substance. See more »

  • Water


    Water, the most common substance on Earth's surface. It also covers more than 70 percent of Earth's surface area and exists as vapor in Earth's atmosphere. See more »

  • What is a carat, and how does it relate to a karat?

    What is a carat, and how does it relate to a karat?

    My fiancee gave me a 1 carat diamond in my engagement ring. What is a carat? And how does it relate to a karat, as in "18 karat gold"? See more »

  • Alluvium


    Alluvium, the silt, clay, sand, and other material transported and deposited by running water. See more »

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