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You will need:
- jar
- plants
- bottle cap or
shell of water
- soil
- sand
- small rocks
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(Fill the jar first with small rocks, then sand, then soil. Then add plants in the soil and place your bottle cap or shell of water in the jar.) |
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Fill jar as in the picture and put the lid on. Put the jar in a sunny place and see how the water cycle works. |
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- 97% of the water on earth is in the oceans
- Only 3% of the water on earth is freshwater
- About 2.4% of the water on earth is permanently frozen in glaciers and at the polar ice caps
- About 1/2 of 1 % of the water on earth is groundwater
- Only about 1/100 of 1% of the water on earth is in the rivers and lakes
- It takes 39,090 gallons of water to make a new car, including the tires
- Over 17,000,000 houses use private wells for their drinking water supply
- A person can live about a month without food, but can live only about 1 week without water

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