- Explain how each of the following is formed: fog, rain, dew, snow, hail, frost.
- Identify either in the sky or in pictures, the following types of clouds: cirrus, cumulus, stratus, nimbus. What kind of weather is associated with each?
- Explain the action of a mercury or spirit thermometer, a mercury barometer, an aneroid barometer, and a rain gauge.
- Why is it possible to be rainy on one side of a mountain range and dry on the other? Give an illustration for your country or region.
- Why is it cooler and more moist in the mountains than in the lowlands?
- From which direction do rain and clear weather usually come in your locality?
- Show, with the help of a diagram, how the earth’s relationship to the sun produces the seasons.
- What causes lightning and thunder? What different kinds of lightning are there?
- With the help of a diagram show what a convection is? What is its relation to wind?
- Explain how radar, satellites and computers are used in weather forecasting.
- Tell how the following can affect our weather:
- Jet streams
- Volcano eruptions
- Make a drawing showing the water cycle in weather.
- Make a simple wind vane or rain gauge.
- Keep a weather chart for one week and record readings at twelve‑hour intervals. Include the following:
- moisture (dew, fog, rain, frost, or snow)
- cloud formation
- wind direction.
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