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core concept 3. 1-6
ecosystem
| Term | Definition |
|---|---|
| Weather | the condition of the air and sky at a certain time. |
| Climate | the average weather over time. |
| Percipitation | water that falls to the ground as rain snow sleet or hail. |
| Temperature | measures how hot or cold the air is. |
| Polar zone | high latitude bitterly cold. |
| Tropics | low latitude near the equator and its usually hot. |
| Temperate zone | middle latitude hot summer and cold winter |
| Altitude | a height above sea level |
| Water cycle | is a movement of water from earths surface into the atmosphere and back. |
| Evaporation | the process in a liquid changes into gas. |
| Intertropical convergence zone | the are of rising air near the equator. |
| Tropical cyclone | an intense rain storm with strong winds that forms over oceans. |
| Hurricane | a cyclone that forms over the Atlantic Ocean. |
| Tornado | a swirling funnel of wind that can reach 300 miles per hour. |
| Tropical wet and dry | wet season in summer and a dry season in winter. |
| Humid subtropical | mild winter and hot summers. |
| Maritime | moist winds blow onshore. |
| Tundra | bitter cold and dry climates year round. |
| Subarctic | cool summers,and very cold winters. |
| Semiarid | arid or very dry desert. |
| Deciduous tree | trees that lose their leaves in the fall. |
| Coniferous tree | trees that produce cones to carry seeds. |
| Savanna | found in Tropical areas with dry season. |
| Ecosystem | a group of plants and animals that depend on each other. |