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Unit 5 - Chapter 1
Unit 5 - Chapter 1 2026
| Term | Definition |
|---|---|
| atmosphere | A thin layer of gasses surrounding the Earth. |
| water vapor | Water in its gaseous form. |
| troposphere | The atmospheric layer closest to Earth’s surface. |
| stratosphere | The atmospheric layer directly above the troposphere |
| ozone layer | The area of the stratosphere with a high concentration of ozone. |
| ionosphere | A region within the mesosphere and thermosphere containing ions. |
| mesosphere | The atmospheric layer directly above the stratosphere. |
| thermosphere | The atmospheric layer directly above the mesosphere |
| exosphere | The highest layer of the atmosphere. |
| radiation | Energy carried by an electromagnetic wave |
| conduction | The transfer of thermal energy due to the collisions between particles. |
| convection | The circulation of particles within a material caused by differences in thermal energy and density. |
| wind | The movement of air from areas of high pressure to areas of low pressure. |
| trade winds | Steady winds that flow from east to west between 30° N latitude and 30° S latitude. |
| westerlies | Steady winds that flow from west to east between latitudes 30° N and 60° N and 30° S and 60° S |
| polar easterlies | Cold winds that blow from the east to the west near the North Pole and South Pole. |
| jet stream | A narrow band of high winds located near the top of the troposphere. |
| sea breeze | A wind that blows from the sea to the land due to local temperature and pressure differences. |
| land breeze | A wind that blows from the land to the sea due to local temperature and pressure differences. |