| A | B |
|---|
| Electromagnetic waves | Energy from the sun |
| radiation | Direct transfer of energy by electromagnetic waves |
| infrared radiation | wavelengths longer then red light |
| Ultraviolet radiation | Wavelengths shorter than violet light |
| Scattering | Dust/gas reflect light in all directions |
| Greenhouse effect | Gases hold heat in the air |
| Temperature | Average amount of energy of each particle |
| Thermal energy | Total energy of each particle |
| Thermometer | Measure air temperature |
| Convection | Transfer of heat by moving fluids |
| Heat | Transfer thermal energy from a hot object to a cold object |
| Conduction | Transfers heat by objects touching each other |
| Convection Currents | Movement of cold air and hot air in a circle |
| Wind | Horizontal movement of air from high pressure to low pressure. |
| Anemometer | Measures wind speed |
| Wind chill factor | Increased cooling wind |
| local winds | Blow over short distances |
| Sea Breeze | Blows from an ocean or lake |
| Land Breeze | Blows from land to sea |
| Global winds | Blows from specific directions over long distances |
| Coriolis Effect | Earth's rotation makes winds curve |
| Latitude | The horizontal lines going up from the Equator |
| Jet Stream | Bands of high speed winds |
| Water cycle | Movement of water between Earth's surface and atmosphere |
| Evaporation | Water molecules escape into the air |
| Humidity | The amount of water vapor in the air |
| Relative Humidity | Percentage of water vapor in the air |
| Psychrometer | Measure relative humidity |
| Condensation | Molecules becoming liquid water |
| Dew point | Temp at which condensation begins |
| Cirrus | Wispy, feathery clouds |
| Stratus | Flat layered clouds |
| Cumulus | High, puffy clouds |
| Precipitation | Water from clouds to Earth |
| Drought | Long periods without rain |
| Rain gauge | Measures rainfall |
| Cloud Seeding | Carbon dioxide and Silver iodide to make rain |
