The conditions of the atmosphere at a given location for a short period of time.
What is weather.
100
This causes most local weather conditions changes.
What is movement of air masses.
100
Low -presure systems usaully bring this.
What are clouds and unstable conditions.
200
The three classes of rocks.
What are sedimentary,metamorphic,and igneous.
200
The characteristic weather that prevails frrom season to season and year to year.
What is climate
200
The movement of air masses is determained by two things.
What is prevailingwinds,and upper air currents.
200
This is genaral movement of highs and lows across the United States
What is from west to east.
300
Most rocks show charecteristics that give clues to this.
What are their formation conditions.
300
The cause of weather.
What is the uneven heating of Earths surface?
300
bounderiaes between air masses.
What aree fronts?
300
Hazardous weather conditions.
What are thunderstorms,tornadoes,hurricanes,ice storms,and blizarrdes?
400
This model shows how types of rock or rock material may be transfored from one type of rock to another.
What is the rock cycle.???
400
These form when air remains nearly stationary over a large section of Earths surface and takes on the conditions of temperature and humitity from that location
What are air mass?
400
This is likely to occur at fronts.
What is precipation?
500
this rock can float
What is pumice?
500
Weather conditions at a location are determained primarilly by (3) things.
What are temperature,humidityand air presure of air masses over that location?