Weather and Climate Flashcards
Define Weather
The current conditions of the atmosphere and changes on an hourly basis
Define Climate
The average weather in a particular region over a long period of time
Name seven
aspects of weather that can be measured.
Precipitation, temperature, humidity,pressure, wind speed,wind direction, cloud cover
What does a wind vane measure?
Wind direction ( N, E, S ,W)
What does a thermometer measure?
Temperature (degrees celsius)Placed in a stevenson screen.
What does a Heliograph measure and how?
Sunshine (hours)
Concentrates through a glass sphere onto a recording card
What does a Barometer measure and how?
Atmospheric pressure (millibars)
Pressure changes move the dial.
What does a does a rain gauge measure and how?
Rain (millimetres)
collects water with a funnel and measuring tube.
What does a visibility meter measure and with what?
Visibility(metres)
using a laser
What can you find in a stevenson screen?
What is relief rainfall?
Relief rainfall occurs when warm air reaches us from the Atlantic Ocean. The ware air rises and cools as it gets to higher altitudes. The Air condenses and joins to form clouds which, when they become heavy enough, it rains.
What is frontal rainfall?
What is Convectional rainfall?
