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Weather and Climate

  •  English    25     Public
    Unit 2 4th Grade ESL
  •   Study   Slideshow
  • The natural changes in the atmosphere in a certain place over a short period of time (a day or a week)
    weather
  •  15
  • The general weather conditions in a certain place over a long period of time (years or decades)
    climate
  •  15
  • Measured in degrees celsius. Causes of variation: amount of sunlight, latitude, altitude, distance from oceans
    temperature
  •  15
  • instrument of temperature
    thermometer
  •  15
  • measured in milibars. Causes of variation: altitude: the higher the altitude, the lower the pressure.
    air pressure
  •  15
  • instrument of air pressure
    barometer
  •  15
  • measured in percentage (%) of water vapour in the air. Causes of variation: air temperature; warm air holds more moisture than cold air
    humidity
  •  15
  • instrument of humidity
    hygrometer
  •  15
  • measured in kilometres per hour (km/h). Causes of variation: hot air rises and is replaced by cold air. Air movement causes this
    wind
  •  15
  • measures wind speed
    anemometer
  •  15
  • measures wind direction
    wind vane
  •  15
  • measured in millimetres (mm) or litres per square metre. Causes of variation: the Earth's water cycle
    precipitation
  •  15
  • instrument of precipitation
    rain gauge
  •  15
  • What 4 factors influence climate?
    latitude, altitude, distance from the ocean, relief and winds
  •  15
  • Weather or climate? It's cold and windy today.
    weather
  •  15
  • Weather or climate? It always snows in January.
    climate
  •  15