| A | B |
|---|
| visible light | Most of the light that goes through Earth's atmosphere is this type. |
| infrared light | a longer wave than visible light |
| ultraviolet light | a shorter wave than visible light, harmful to people |
| greenhouse gases | carbon dioxide and water vapor hold heat in the atmosphere |
| wind | air moving parallel to Earth's surface |
| current | air moving straight up or down |
| local winds | winds that change speed and direction |
| global winds | winds high in the atmosphere |
| anemometer | instrument that measures wind speed |
| barometer | instrument that measures air pressure |
| wind vane | measures wind direction |
| sea breeze | a local wind that moves from ocean to land |
| land breeze | a local wind that moves from land to ocean |
| monsoon | a local wind that changes with the seasons |
| reason for wind | uneven heating of Earth's surface |
| Coriolis Effect | the way Earth's rotation makes global winds curve |
| prevailing westerlies | global wind that affects the US |
| jet stream | a band of high-speed winds that blow west to east |
| low air pressure | found at high altitudes |
| high air pressure | common when air is very dry and cool |
