Weather/Climate study

Definition weather & climate
"The weather is the condition of the atmosphere at the moment, while climate is the sum total of weather conditions over a period of several years." (Comstock, 1911, p. 780)

Topics
Subtopics & experiments are merely suggestions, please adjust according to your research, available materials, or allocated time. Experiments can be prepared beforehand & brought to the session for kids to try-out.
Duration: 15-30 mins inclusive of experiments, games, recitation

1. Clouds
Cloud identification
Types of clouds - stratus, cumulus, cirrus, etc.
How do clouds float
Experiment/game?

2. Composition of Air
Oxygen
Nitrogen
Carbon dioxide
Other gases
Water vapor
Air pressure
Experiment to show the composition of air or air pressure?

3. The Atmosphere
Atmosphere layers - troposphere, stratosphere, mesosphere, thermosphere, exosphere
Experiment to show atmospheric pressure (barometer) and weight?

4. Winds of the World.
Earth's winds and air circulation, pressure belts, air currents, ocean currents.
How is wind measured
Recite poem
Experiment cup anemometer.
Who Has Seen the Wind? by Christina Rossetti
Who has seen the wind?
Neither I nor you:
But when the leaves hang trembling,
The wind is passing through.
Who has seen the wind?
Neither you nor I:
But when the trees bow down their heads,
The wind is passing by.
5. Dangerous Weather
What are storms
Thunderstorms
Lightning
Hurricanes
Tornadoes
Experiment: storm surge?

6. Weather Maps
Principles of weather forecasting
How to read weather maps
Highs and lows
Weather instruments - thermometer, barometer, rain gauge, wind vane, anemometer (wind speed), sling psychrometer, wind sock, hygrometer, weather maps, balloon, compass, satellites, your eyes (no need to cover all, highlight some interesting ones, or use for experiment)

7. Seasons
Why do seasons occur
The earth is tilted
Spring, summer, autumn, winter
Longest and shortest days
Experiment: sun angle and seasons


Talk tips
  • DO NOT READ from your piece of paper
  • Jot down key points (e.g. clouds, temperature) on a small palm-sized paper. Glance down at it quickly during your talk if it is needed.
  • Prepare & practice daily in front of the mirror (or stuffed toys audience) for at least 1 week
  • Make eye contact with your audience
  • Don't do the jitterbug dance while talking
  • Don't do the shinkansen (bullet train) talking speed
  • Ask your audience engaging questions 
  • Be open to feedback 

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