Question | Answer |
Acid rain | Precipitation of relativley high acidity that is formed when airborne oxides of sulfer and nitregon combine with moisture in the atmosefear. |
Conglomerate | A rock made of mineral and rock fragments. |
Crystal | A solid substance in wich the particles are aranged in an orderly, repetable pattern. |
Crystalization | The process in wich crystal are formed. |
Cubic | A crystal form charecterized by three equal axes at right angles at each other. |
Evaporation | The conservation of a substance from a liquid to a gases state. |
Fossil | The remains, impresions, or other things preserved in rocks. |
Hardness | The resistance of the surface of a surface by being scratched by another substance. |
Hexagonal | A crystal form carecterized by three equal lateral axes insected at 60 degrees and a vertical axis of verible length of right angles. |
Igneous | A type of rock formed by the cooling and crystalization of molten materials. |
Indigenous | Occuring naturally in a paticular place or region |
Laser | Light Amplification by Stimulated Emission of Radiation. |
Lava | Molten rock that flows from volcanos or earth fissures |
Luster | The way a mineral reflects light. |
Magma | The hot, liquid rock within the Earth's crust. |
Metalic luster | Describes a mineral that is usally dark in color, is always opaque, and shines like polised metal. |
Metamorphic | A type of rock formed when igneus, sedimentary, or even other metamorphic rocks are subjected to extreme heat and/or pressure deep below the earth's surface. |
Mineral | A naturally occuring, solid, inorganic substance with a definite chemical composition and usually crystalline in form. |
Mohs Scale of Hardness | A scale that ranks the hardness of minerals relative to the hardness of other materials. |
Monoclinic | A crystal form carecterizide by three unequal axes with one oblque intersection. |
Nonmetalic luster | Describes a minerial that is usally white colored and whoose surface apeares glassy, perely, brilliant, silky, or dull. |
Orthombic | A crystal form carecterizied by three unequal axes at right angles at each other. |
Petrification | The process of being petrifide, or becoming a fossil (also known as petrification). |
Pieoelectric | A type of electricity generated by aplying presure to crystaline substance such as quartz. |
Property | Any quality the preserves to discribe or define an object, material, or relationship. |
Rock | A naturally acring inorganic solid usally compresed of a mixture of diffrent matierials and other matierials. |
Sedimentary | A type of rock formed by the solidfacation of layers of sediments. |
Silicon | One of the most abundant elements on earth; its electrical properties enable it to be used in electronic devices. |
Streak | The color of a fine powder of a mineral obtained by scratcilng or rubbing the mineral aganst a piece of unglazed ceramic tile. |
Tetragonal | A crystal form carecterized by three axes at right angles, of which only the two lateral angles are equal. |
Triclinic | A crystal form carecterized by three unequal axes intersecting at oblique angles. |
Wethering | The discoloration or breackdown of rocks and minerals due to the action of water, the atmosphere, and organisums. |