Weather

3. low pressure systems rotate this direction in northern hemisphere
4. a unit used to measure barometric pressure
6. the measure of thermal energy
7. an air-mass that forms over land, typically dry
12. the barometric pressure at sea-level which is 1013.25millibar
15. the deflection of high pressure air as it meets low pressured air due to the planet’s rotation
17. the rotation of high pressure systems
18. an air-mass that forms over the tropics, typically hot
20. a tool used to visually display bands of similar temperature
21. typically, isobar lines are drawn in multiples of _______
22. the air we breathe is primarily made of this gas
23. the driving

1. the movement of substances going from areas of higher concentration to areas of lower concentration
2. an air-mass which formed over a polar region
5. lines on a meteorological map which denote barometric pressure zones
8. = the amount of atomic/molecular motion within a substance.
9. low pressure systems rotate this direction in the southern hemisphere
10. when water vapor condenses within clouds and falls toward the ground in the form of rain, snow, sleet or hail.
11. air systems that descend from the upper atmosphere to the ground displacing clouds bringing warm sunny conditions
13. this instrument is used to measure atmospheric pressure
14. the ratio of a substance’s mass to its volume.
16. an air system that pulls warm humid air up from lower altitudes to higher altitudes often brings cooler and/or stormy conditions
19. an air-mass that forms over water characteristically humid