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Chapter 2 Section 2 Water on Earth. Pages 30-34 1-3. 1.a. Describe Name and describe the different types of water that make up Earth’s water supply?. Freshwater – Suitable for drinking, 3% of the Earth’s water supply – example Lake
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Chapter 2 Section 2 Water on Earth Pages 30-341-3
1.a. DescribeName and describe the different types of water that make up Earth’s water supply? • Freshwater – Suitable for drinking, 3% of the Earth’s water supply – example Lake • Saltwater – Unsuitable for drinking, 97% of the Earth’s water supply – example Ocean
1.b. AnalyzeWhy is only a small percentage of Earth’s Freshwater available to us? • Most of the freshwater in underground or frozen in glaciers.
1.c. ElaborateIn your opinion, which is more important – surface water or groundwater? Why? • Answers may vary Surface water more accessible ground water more abundant.
2.a. RecallWhat drives the water cycle? • Sun’s Energy Evaporation and Precipitation
2.b. Make Inferences From what bodies of water do you think most evaporation occurs? Why? • Oceans and Lakes because of the size
3.a. DefineWhat is a Drought? • A long period of lower-than-normal precipitation or no RAIN.
3.b. AnalyzeHow does water support life on Earth? • We depend on water for drinking, growing crops, energy, and recreation.
3.c. EvaluateWhat water problem do you think is most critical in your community? • Is the amount of water wasted in my community on watering of lawns, washing of cars, leaking faucets, and so on.