science glossary
Terms
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- shredder
- through chewing and/or grinding microorganisms feed on non-wood coarse particulate matter primarily leaves
- nova
- a variable star that suddlenly increase in brightness to several times its normal magnitude and returns to its original appearance in a few weeks to several months or years
- model
- a descripition analogy or a representation od something that helps us understand it better((e.g., a physical model a conceptual model a mathematical model).
- incinerating
- burning to ashes reducing to ashes
- carbon chemistry
- the science of the composition structure properties and reactions of carbon based matter especially of atomic and molecular systems sometimes referred chemistry
- nonrenewable resource
- substances (e.g., oil,gas,coal,copper, gold) that once used cannot be replaced in this geological age
- biochemical conversion
- the changing of organic matter into other chemical forms
- information technology
- the technology means that humans create to store and transmit information
- transportation technology
- the physical ways humans move materials goods and people
- recycling
- collection and reprocessing a resource or product to make into new products
- biotic
- an environment factor related to or produced by living organisms
- enzme
- a protein that ingress the rate of a chemical reaction without being changed by the reaction
- Trophic levels
- the role of an organism in nutrients and energy flow within an ecosystem (e.g.,herbivore carnivore decomposer ).
- consumer
- 1) those organisms that obtain energy by feeling on other organisms and their remains 2) a person buying goods or services for personal needs or to use in the production of other goods for resale
- theory
- systematical organized knowledge applicable in a relatively wide variety of circumstances
- theory of evolution
- a theory that the various types of animals and plants have their origin in other preexisting types and that the distinguishable different are due to modification in successive generations
- ecosystem
- divided or dividing into two parts or classifications
- science
- search for understanding the natural world using inquiry and experimentation
- watershed
- the land area from which surface runoff drains into a stream channels lake reservoir or other body of water;
- composting
- the process of mixing decaying leaves manure and other nutritive matter to improve and fertilize soil
- technology design process:
- recognized the problem proposing a solution implementing the solution evaluating the solution and communicating the problem design and solution
- biomes
- a community of living organisms of a single major ecological region
- radioactive isotope
- an atom that gives off different radiation and has the same number of protons ( atoms number) as another atom but a different number of neutrons
- patterns
- repeated process that are exhibited in a wide variety of ways
- manufacturing technology
- the ways that humans produce goods and products
- lentic
- relating to or living in still water
- niche (ecological)
- the role played by an organism in an ecosystem; its food preferenceces requirement for shelter, special behaviors and the timing of its activities (e.g.,nocturnal diurnal) interaction with other organisms and its habits
- commodities
- economic good or products before they are processed and/or given a brand name such as a product of agriculture
- geologic map
- a representation of region on which ids recorded earth information(e.g., the distribtion nature and get relationship of rock units and the occurince of structural features mineral deposits and fossil localities
- biomass cinversion
- the changing of organic matter that has been produced by photosynthesis into useful liquid gas or fuel
- biological diversity
- the variety and complexity of species present and interacting in a ecosystem and the relative abundance of each
- evolution
- a posses of change that explain why what we see today is different from what existed in the past
- integrated pest management
- a variety of pest control methods that include repairs traps bait poison etc. to eliminate pests
- geologic hazard
- a naturally occurring or man-made condition or phenomenon that present a risk or in potential danger to life and property (e.g., landslides floods earthquakes ground subsidence coastal and beach erosion faulting dam leaking and failure mining disaster pollution and waste deposits
- construction technology
- the way that human build structure on site
- hydrology
- the scientific study of the properties distribution and effects of water on the earth's surface in the soil and underlying rocks and in the atmosphere
- environment
- the total of the surrounding(air water soil vegetation people wildlife) influencing each living being's existence including physical biology and all other factors the surroundings of a plant or animals climate and location
- delineate
- to trace the outline
- risk management
- a strategy developed to reduce or control the chance of harm or loss to one's health or life;
- stream order
- energy and nutrient flow that increases as water moves toward the ocean (e.g., the smallest stream(primary) that ends when rivers flow into oceans).
- succession
- the series of changes that occur in an ecosystem with the passing of time
- regulation
- a rule or order issued by an executive authority or regulation agency of a government and having the force of law
- wetlands
- lands where water saturation is the dominant factor determining the natural of the soil development and the plant and animal communities (e.g., slough estuaries marshes).
- acid deposition
- precipitation with a pH less than 5.6 that forms in the atmosphere when certain pollutants mix with vapor
- physical technology
- the way that humans construct manufacture and transport produce
- economical
- of or relating to the design of equipment or devices to fit the human body's control position moment and environment
- mitosis
- the sequential different and segregation of replicated chromosomes in a cell's nucleus that precedes complete cell division
- lotic
- relating to or living in actively moving water
- system
- a group of related objects that work together to achieve a desired result - closed loop system: a group of related objects that have feedback and can modify themselves. - open loop system: a group of related objects that do not have feedback and cannot modify themselves. - subsystem: a group of related objects that make up a larger system (e.g., automobiles have electrical system fuel systems)
- inquiry
- a systematic process for using knowledge and skills to acquire and apply new knowledge
- sustainably
- the ability to keep in existence or maintain.a sustainable ecosystem is one that can be maintained
- electronic communication
- a community of living organisms and their interrelated physical and chemical environment
- topographic map
- a representation of a region on a suffcient scale to show detail selected man-made and natural features of a portion of the land surface including its relief and certain physical and cultural features
- point source pollution
- pollution discharged from a single identifiable location (e.g., pipes ditches channels sewers tunnels containers of various types
- renewable
- a natural occurring raw material or form of energy that will be replenished though natural ecological cycles or sound management practices (e.g., the sun wind water trees).
- waste stream
- the flow of (waste) materials from generation collection and separation to disposal
- scale
- relates concepts and idea to ones another by some measurements (e.g., quantitative numeral abstract ideological);
- embryology
- the branch of biology dealing with the development of living things from fertilized egg to its developed state
- mitigation
- the policy of constructing or creating man-made habitats such has wetlands to replace those lost to development
- homeostasis
- the tendency fora system to remain in a state of equilibrium by resisting change
- technology education
- the application of tools materials processes and system to solve problems and extend human capabilities
- dichotomous
- to remove salts and other chemicals from sea or saline water
- abiotic
- a nonliving factor or element
- decomposer
- an organism often microscopic in size that obtain nutrients by consuming dead organic matter thereby making nutrients accessible to there organisms examples of decomposers include fungi scavengers rodents and other animals
- allele
- any of a set of possible forms of a gene
- instructional technology
- any mechanical aid (including computer technology) used to assist in or enhance the process of teaching and learning
- bioltechnology
- the way that humans apply biological concepts to produce products and provide services
- groundwater
- water that infiltrates the soil and is located in underground reservoirs aquifers
- fact
- information that has been objectively verified
- biolmedical technology
- the application of health care theories to develop methods products and tool to maintain or improve homeostasis
- closing the loop
- a link in the circular chain of recycling events that promotes the use of pructs made with recycled materials
- engineering
- the application of scientific physical mechanical and mathematical principles to design processes production and structure that improve the quality of life
- endangered species
- a species that is in danger of extinction throughout all or a significant portion of its range
- equilibrium
- the ability of an ecosystem to maintain stability among its biology resources(e.g.forest, fisheries,corps)so that there is a steady optimum yield,
- law
- summarizing statment of observed experiment facts that has been tested many times and is generally accepted as true
- hazardous waste
- a solid that because of its quantity or concentration or its physical chemical or infectious characteristics may cause or pose a substantial present or potential hazard to human health or the environment when improperly treated stored transported or disposed of or otherwise
- tool
- any device used to extend human capability including computer - based tools
- pest
- a label applied to an organism when it is competition with humans for some resource
- extinction
- the complete elimination of a species from the earth
- nonpoint source pollution :
- contamination that originates from many location that all discharge into a location (e.g.,a lake, stream, land area).
- transportation
- a group of related parts that function together to perform a major task in any form of a transportation
- hypothesis
- an assertion subject t verification or proof as a premise from which a conclusion is drawn