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6Science Vocabulary
Tennessee Essential 6th Grade Science Vocabulary 2018-19
| Term | Definition |
|---|---|
| convection | the transfer of thermal energy by the circulation of a liquid or gas |
| design constraint | something that limits an engineer during the engineering design process |
| prototype | a model of a product |
| potential energy | stored energy |
| kinetic energy | energy of motion |
| gravitational | potential energy based on distance above the earth |
| elastic | potential energy based on stretching an object out of shape |
| chemical | potential energy stored in food or fuels |
| conductor | a substance that easily transfers energy |
| insulator | a substance that reduces the transfer of energy |
| meteorological data | temperature, wind speed, wind direction, air pressure, and relative humidity |
| air currents | large-scale movements of air caused by a flow from high to low pressure |
| water currents | large-scale movements of water caused by wind and density differences |
| coriolis effect | the apparent curving of the path of a moving object from an otherwise straight path |
| density | mass per unit of volume of a material |
| high pressure | the atmospheric pressure is higher than the surrounding area |
| low pressure | the atmospheric pressure is lower than the surrounding area |
| sea breeze | the wind blows from the sea toward the land |
| land breeze | the wind blows from the land toward the sea |
| front | the boundary between air masses |
| humidity | the amount of water vapor in the air |
| hygrometer | a device for measuring the relative humidity of the air |
| competition | the active seeking after and use of an environmental resource in limited supply by two or more organisms |
| biodiversity | the variety of biotic elements in an environment as indicated by numbers of different species |
| biome | a large region characterized by a specific type of climate and certain biotic elements |
| control variable | everything you want to remain unchanged in an experiment |
| independent variable | something changed on purpose in an experiment |
| dependent variable | the result that is measured or observed in an experiment |
| anemometer | a device for measuring wind speed |
| barometer | a device for measuring air pressure |
| biotic | living parts of an ecosystem |
| abiotic | nonliving parts of an ecosystem |
| producer | an organism that makes its own food |
| energy pyramid | a triangular diagram that shows an ecosystem's loss of energy, which results as energy passes through an ecosystem |
| thermal energy | total amount and kinetic energy of an object's molecules |
| radiation | transfer of thermal energy by electromagnetic waves |
| conduction | transfer of thermal energy by direct contact |
| symbiosis | the act of living together when at least one organism benefits |
| nonrenewable | a natural resource that cannot be replaced in a reasonable time |
| consumer | an organism that eats other living things to get energy |
| population | the group of organisms of the same species living in the same area |
| food web | a model that shows many different feeding relationships |
| decomposer | an organism that breaks down dead organisms |
| renewable | a natural resource that can be replaced |
| weather | the properties of the atmosphere at a given time and location |
| deforestation | the clearing of trees in a forested area |
| erosion | the process by which natural forces move sediment over Earth's surface |
| climate | the average weather conditions in an area |
| transpiration | the release of water vapor through plant leaves |
| endangered | at serious risk of extinction |
| habitat management | a practice that seeks to conserve, protect, and restore habitat areas for native plants and animals |
| conservation | planned management of a natural resource |
| native species | a plant or animal that occurs naturally within a region |
| pollutant | a substance that pollutes water or air |
| invasive species | a plant or animal that is not native to a region |
| extinct species | a plant or animal that no longer exists |
| sustainability | the ability to use a resource so that the resource is not depleted or permanently damaged |
Created by:
mark.campbell
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