Question | Answer |
Troposphere | The lowest layer of the atmosphere where most water is found and most clouds form. |
Thermometer | A tool used to measure temperature |
Barometer | An instrument that is used to measure air pressure and predict changes in the weather |
Rain gauge | An instrument measuring rainfall |
Hygrometer | An instrument for measuring the amount of moisture in the air |
Wind vane | A weather instrument used to determine the direction the wind is blowing |
Anemometer | An instrument for measuring the force or speed of the wind |
High-pressure area | A mass of cold air |
Low-pressure area | A mass of warm air |
Water vapor | Gas or moisture floating in the air ; stream |
Fog | Fine particles of water floating in the astmosphere near the ground |
Meteorologist | A person who studies |
Wind | The horizontal movement of air |
Updrafts | An upward current of warm , moist air |
Atmosphere | The layer of air that surrounds Earth |
Air pressure | The weight of air. |
Humidity | A measure of the amount of water in the air. |
Precipitation | Any form of water that falls from the clouds, such as rain or snow. |
Evaporation | The process by which a liquid change into gas |
Condensation | The process by which a gas changes back into liquid. |
Local winds | The winds dependent upon local changes in temperature. |
Prevailing winds | The global winds that blow constantly from the same direction. |
Air mass | A large body of air that has nearly the same temperature and humidity throughout. |
Front | The boundary between air masses |
Climate | The average of all weather condition all season over a period of time. |
Microclimate | The climate of a very small area. |
El NiƱo | A short-term climate change that occurs every two to ten years. |
Greenhouse effect | Process by which the Earth's atmosphere absorbs heat. |
Global warming | The hypothesized rise in Earth's average temperature from excess carbon dioxide. |