1. SCIENCE GRADE FOUR – WEATHER
Air pressure
Observation
Prediction
Water cycle
Wind
Vocabulary:
Air pressure
Evaporation
Humidity
Precipitation
Water cycle
Weather
Instruments
Thermometer
Essential Understandings:
Air has pressure
The water cycle is a sequence involving heating, evaporation, cooling and condensing
A thermometer is used to measure air temperature
Different instruments are needed to measure weather
Wind is caused by uneven air pressure and has direction and speed
A variety of factors can be used to predict the weather
Direct observation of the appearance of the sky can tell us about weather