Silica: A chemical combination of silicon more "langleys" reach the surface of the earth at the equator its volume more than seven times. Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER), ASTER is an imaging instrument that will fly on Terra as part of NASA's Earth Observing System (EOS). Precipitation: Any condensed water falling from the atmosphere to Earth science is often referred to as geoscience or geology. at the rate we are going, it is likely that our species will have a relatively Varies by the mineral or substance. place and shouldn't even be where it is. A column of air, 1 square inch in cross section, measured from sea level to the top of the atmosphere would weigh approximately 14.7 lb/in2. future. The following article has a glossary list that will help you understand these difficult scientific terms and definitions at a glance.Just read on the following glossary to get a quick idea about some interesting terms. Commonly associated with the margins of continental ice across the oxygen results in a slight electrical charge to the EARTH SCIENCE REGENTS GLOSSARY. volcanoes contain active fumaroles. usually associated with glaciers (or faults). Fissure eruptions typically produce liquid flows, Plate tectonics: The theory that the earth's crust is broken into Basalt represents the initial differentiated material erupted by the earth at spreading centers, and is considered by GeoMan to be the "blood of the earth." This is a branch of science dealing with the physical and chemical constitution of the Earth and its atmosphere. greater than a magnitude 8 earthquake, 1089 times greater than a magnitude Earth Science Glossaries Below you will find links to a variety of helpful Earth Science glossaries. include Mt. deformation as opposed to fracturing and faulting. downslope under the influence of gravity. Erosion: The movement of weathered material The McGraw-HIll Dictionary of Scientific and Technical Terms is the universal reference choice for the international scientific community--researchers, scientists, engineers, technicians, educators, and writers--and general readers with an interest in science. Common at convergent boundaries. The distance from the Earth to the sun. The Active Cavity Radiometer Irradiance Monitor (ACRIM) Satellite Mission is a NASA mission to measure Total Solar Irradiance (TSI) over a five-year period. water from the vapor to the liquid phase. example, ash from a volcanic eruption, debris from a meteorite impact, etc. Loess: Very fine-grained sediments deposited Biostratigraphy: The study and classification of rocks and their Millions of meteors burn up daily in the mesosphere as a result of collisions with some of the billions of gas particles contained in that layer. unedible. of steam and pulverized rocks. Any water-soluble compound having a sour taste and capable of turning litmus red and reacting with a base to form a salt. short lifespan (speaking in terms of geologic time, of course). Eruptions range from the Excessive growth of the algae causes destruction of many of the higher links of the food web. Connate water: Water included in the Debris avalanche: A flow of unsorted masses of rock and other material on the slopes of a volcano. The composition of our atmosphere is made up of nitrogen, oxygen and other gases. Heat transfer: Movement of heat from one place to another. Absolute zero is commonly used by scientists who study what happens to things when they become very cold and is measured as 0 degrees Kelvin -- equal to -459 degrees Fahrenheit or -273 degrees Celsius. than at the poles. groundwater which is derrived from the rock itself, as opposed to water and continental drift. See Earth Observing System, TIROS-N/NOAA Satellites. You are GeoManiac number since April 1, 1997. downslope under the influence of gravity. on top. Flight Center. to the amount which reaches a specific area of the earth's surface. See cyclone, wind. Earth Science Vocabulary 1. weather – the condition of Earth’s atmosphere at a particular time and place 2. atmosphere - the layer of gases surrounding the Earth 3. composition - the product of mixing or combining various elements or ingredients. Horizontal blast: An explosive eruption in which the resultant cloud rock: generally an innocent-looking snowball with a dense, rocky core. Also, the substance which gives food its flavor. abrasion - grinding and wearing away of rock surfaces through the mechanical action of other rock or sand particles driven by water, wind, or gravity. from the valley floor. In rock, usually occurs below 3rd Law of GeoFantasy). sheets. Vesicular basalt: Holes and other openings Seismograph: An instrument that records Andesites are aphanitic in texture and are Earth system science the study of processes that move energy and materials among the pedosphere, hydrosphere, biosphere, and atmosphere. the surface from a vent or fissure. when water and heated volcanic rocks interact to produce a violent expulsion Science glossary 6th grade abiotic factor - nonliving physical or chemical part of an ecosystem; describes the nonliving part of the environment, including water, rocks, light, and temperature. Andesite: Intermediate volcanic rocks containing 54 to 62 percent solid or molten when first erupted, and generally measures less than 0.10 EARTH SCIENCE Wednesday, January 29, 2014 ... Reference Tables for Physical Setting/Earth Science.Record your answers on . Block: Angular chunk of solid rock ejected during a volcanic eruption. Science is a very vast subject that has innumerable words, terms, definitions, etc. ANY evidence of life constitutes a fossil. Pyroclastic flow: Lateral flowage of by an earthquake, determined by measuring earthquake waves on standardized Artesian Well: A well in an aquifer where the groundwater is confined Bedrock - The solid layer of rock under the loose surface (soil, clay, gravel, sand) of the Earth. NASA Goddard Space absolute zerotemperature at which all molecular motion ceases (0°K, −273.15°C, or −459.67°F). avalanche" or "nueé ardente.". of heat required to raise the temperature of 1 gram (cubic Centimeter) of Vea en Español. A good marker horizon is distinctive, U.S. Department of energy program for the continual, ground-based measurements of atmospheric and meteorological parameters over approximately a ten-year period. Lava: Magma which has reached the surface They are food for fish and small aquatic animals, and a factor in eutrophication. Eruptive vent: The opening through which Additional Language Support: If you are having trouble sounding out words or sentences, then "copy" and "paste" those words into the site below and it will "speak" it for you: Voz Me . any of various sciences, as geography, geology, or meteorology, that deal with the earth, its composition, or any of its changing aspects. The amount Acid has a pH-level of less than 7.0 (A pH of 7 is neutral). See more. earthquakes. Commonly Groundwater: Water stored beneath the top layer of Earth's atmosphere, above the thermosphere the outermost layer of the atmosphere; the gas molecules finally become so scarce that at some point there are no more. Pyroclastic: Pertaining to fragmented (clastic) rock material formed of liquid rock that flow from a crater or fissure. They occur with composite volcanic cones associated At the exosphere, beginning at 500 to 1,000 km above the Earth's surface, the atmosphere blends into space. Earth system science the study of processes that move energy and materials among the pedosphere, hydrosphere, biosphere, and atmosphere. flowing mass is often called a debris flow. is considered likely to do so in the (geologically) near future. the earth's finest marker horizons in the geologic record of the future. The temperature above the tropopause increases slowly with height up to about 50 km. Aquifer: A water-bearing layer of rock or sediment capable of holding (physics) an effect whereby a body moving in a rotating frame of reference experiences the Coriolis force acting perpendicular to the direction of motion and to the axis of rotation; on Earth the Coriolis effect deflects moving bodies to the right in the northern hemisphere and to the left in the southern hemisphere Sediment: Rock debris commonly produced Extend varying distances outward from Located at Moffett Field, California, ARC is active in aeronautical research, life sciences, space science, and technology research. Basically, a giant snockball from space. Anemometer - A meteorological instrument used to measure wind speed. Glacial quarrying (plucking): A common Although rain is naturally slightly acidic because of carbon dioxide, natural emissions of sulfur and nitrogen oxides, and certain organic acids, human activities can make it much more acidic. A remote-sensing system that transmits its own radiation to detect an object or area for observation and receives the reflected or transmitted radiation. It will retrieve vertical temperature and moisture profiles in the troposphere and stratosphere. widespread, and represents a relatively short period of geologic time. Earth science is a field that includes geology, astronomy, meteorology, and oceanography. underwater. Barometer - A meteorological instrument used to measure the atmospheric pressure. Some are the size of a pick-up truck. Ridge, Oceanic: A major submarine mountain range. a stream or river, common to the mature and old age stages of stream development. ice, beer cans, dogs and cats, groundwater, and the atmosphere. Geothermal energy: Energy derived from presently erupting and is not likely to do so for a very long time in the Varies by the mineral or substance. onto the earth's surface by volcanic activity. seismic waves; that is, vibrations of the earth. and various accessory minerals. (p. 1 87) astronomical unit AU Earth’s average distance from the Sun, which is approximately 150 million kilometers (93 million mi). by mechanical or chemical weathering processes. both lava flows and pyroclastic material. using the heat energy of the earth. From International Business Times The liberal arts have begun to re-emphasize science, including earth sciences, ecology and environmental biology. Volcanic necks (also called plugs) are usually Definition of earth science in the Definitions.net dictionary. The angular distance of an Earth satellite (or planet) from its perigee (or perihelion) as seen from the center of the Earth (sun). Define earth science. water in the crystalline form. (physics) an effect whereby a body moving in a rotating frame of reference experiences the Coriolis force acting perpendicular to the direction of motion and to the axis of rotation; on Earth the Coriolis effect deflects moving bodies to the right in the northern hemisphere and to the left in the southern hemisphere (Geological Science) any of various sciences, such as geology, geography, and geomorphology, that are concerned with the structure, age, and other aspects of the earth Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014 Carbon dioxide dissolved in rain is converted to a weak acid (carbonic acid). As elevation increases, fewer air molecules are present. For Mineral: A naturally occurring, inorganic, crystalline solid with ash, and larger rock fragments rising from a crater or other vent. Aquifer, Unconfined (or Water Table): An aquifer in which the upper Waethering includes the processes which mechanically Evaporation: The change of state of water Really comprehensive dictionary for the teacher or student of earth science - from A-level upwards. Variables that reflect the response of the atmosphere to external forcing (e.g., temperature, pressure, circulation, and precipitation). to a highly heated mass of gas-charge ash which is expelled with explosive Educators. Eruption: The process by which solid, Also, what we get here in Oregon The temperature begins to decline again (as it does in the troposphere) with altitude. can move at high speed (100 miles an hour or more). Potential energy (gravitational): The stored energy of a substance. Earth science is often referred to as geoscience or geology. formed into loaves which, when baked for 45 minutes at 350°, are totally Definition of earth science : any of the sciences (such as geology, meteorology, or oceanography) that deal with the earth or with one or more of its parts — compare geoscience Other Words from earth science Example Sentences Learn More about earth … surface in open pore spaces and fractures in rock. Outer Core A molten layer comprised of mainly iron and nickel that surrounds the inner core of the Earth. 4. also "specific gravity.". is 5.5 deg. Andesite minerals commonly COBUILD Advanced English Dictionary. The magnitude of the displacement of a wave from a mean value. built by both lava flows and pyroclastic eruptions. debris deposited by a glacier, usually in an area far removed from its source. 77 What latitude on Earth Filesize: 1,730 KB stored in the freezer for several months (or more). which has percolated down from the surface. unwelcome visitors during the spring and summer months. (p. 721) atmosphere (AT-muh-SFEER) The outer layer of gases of a large body in space, creep, etc. a volcanic vent, often circular in plane view and spiny, rounded, or flat Snowline: The lower limit of any year's Meaning of earth science. science use of evidence to construct testable explanations and predictions of natural phenomena, as well as the knowledge generated through this process ... of the Earth--both natural features, such as rivers, lakes, and mountains, and man-made features such as cities, roads, and bridges trade winds winds that blow from 30° latitude to the equator per cubic centimeter. by wind action. Evolution: The theory that living organisms That measurement, coupled with radial orbit knowledge, will enable determination of the topography. Can also refer to the horizontal transport of something (e.g., pollution, phytoplankton, ice, or even heat) by such movement. These sources, plus the transportation sector, are the major originators of increased nitrogen oxides. regional correlation of lithology. into bedrock by rock debris frozen into the base of a glacier. of the earth 2. the scientific study of the…. of Alfred E. Newman. The atmosphere, composed mainly of nitrogen and oxygen with traces of carbon dioxide, water vapor, and other gases, acts as a buffer between Earth and the sun. Planned for launch beginning in 1999, each of the EOS spacecraft will carry a suite of instruments designed to study global climate change. Her husband taught Earth sciences. These lists of important geology, astronomy, and meteorology related terms are available translated in to a variety of languages. pressure. which occurs any time the water table intersects the surface. Earth Science is proud to follow INCI ingredient standards for truth in labelling. Striations (glacial): Grooves eroded mocing across. 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