what is weather ? Flashcards
what is weather?
weather is the state of atmosphere
why is forecasting weather important
people who have jobs like farmers need to know the weather type Eg:if they need to fertilize there land, rain washed away fertilizer
what is a weather station
a facility that uses equipment and instruments to measure and observe the weather
how is weather data gathered and broadcasted
1.weather satellites scans the earths atmosphere
2.the data is read by experts
3.the data is broadcasted onto live tv
what is atmospheric pressure and what instrument is used to measure it and in what unit
the weight the atmosphere pushes down on the earth. measured using a barometer in millibars.
what are the lines on weather maps that display atmospheric pressure called
isobars
what is used to measure heat and in what unit
thermometer or maximum and minimum thermometers in ‘C
what instrument is used to measure percipitation
rain gauge
what is the water cycle
1.evaporation
2.condensation
3.percipitation
4.collection
what are the 3 types of rainfall
-relief rainfall
-convectional rainfall
-frontal rainfall
describe relief rainfall in short terms
-warm air rises
-cools
-condenses
-percipitation occurs
what are climate graphs used for
illusrate the average temperature over a year
what are the 3 types of clouds
1.cirrus
2.cumulus
3.stratus
how is wind created
sun warms atmosphere,warm air rises, cold air takes its place, this constant moving creates wind
what are wind vanes used for
the direction in which the wind is going in
