Weather Vocabulary

2. Front forms when a warm air mass gets caught between two cold air masses
5. Forms when a relatively moist, warm air mass slides up and over a cold air mass.
8. Is the state of the atmosphere at a particular place during a short period of time.
9. A huge body of air that has similar temperature, humidity, and air pressure at any given height.
11. A front that is not moving, not appearing to move.
13. Is a condition in which something takes in another substance.
14. A large stream of moving water that flows through the oceans.
16. The force exerted on a surface by the air above it as gravity pulls it to earth.
17. The boundary where unlike air masses meet but do not mix.
18. Surface currents are driven by global wind systems that are fueled by energy from the sun. These currents bring heat from the tropics to polar regions.

1. Are relatively narrow bands of strong wind in the upper levels of the atmosphere.
3. Result from differences in water density. These currents occur when cold, dense water at the poles sink.
4. A fact or situation that is observed to exist or happen, especially one whose cause or explanation is in question.
6. A scientist who studies the causes of weather and tries to predict it.
7. The result of Earth's rotation (unequal heating of Earth by the sun) on weather patterns and ocean currents.
10. The average annual conditions of temperature, precipitation, winds, and clouds in an area.
12. The amount of dissolved salt in water.
15. Forms when a cold air mass pushes into a warmer air mass.