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Grade 8 Chapter 3
| Term | Definition |
|---|---|
| climate | the average weather conditions in an area over a long period of time |
| convection | the transfer of heat by the movement of a fluid |
| specific heat capacity | the energy required to raise the temperature of one gram of a substance by one degree Celsius |
| weather | day-to-day conditions of the atmosphere, including temperature, precipitation, and other factors |
| bioindicator species | sensitive or important species whose numbers can show the health of an ecosystem |
| bioluminescence | the production of light by living organisms |
| estuary | the area where a freshwater stream or river merges with the ocean |
| phytoplankton | microscopic plants that produce their nutrients through photosynthesis |
| zooplankton | small free-floating animals that form part of plankton |
| wetland | land consisting of marshes, swamps, or bogs; saturated land. |
| acid precipitation | rain, sleet, or snow that contains a high concentration of acids; caused by pollution in the air |
| aquaculture | the cultivation of seafood under controlled conditions |
| invasive species | plants and animals that have appeared in places where they are not native |
| overfishing | removing more fish from the oceans than can be naturally produced |
| heat capacity | refers to how much heat something can hold, and how long it would take to heat it up or let it cool |
Created by:
g8