100 videos|261 docs|49 tests
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1. What are the main sources of water on Earth? |
2. How do oceans contribute to the water cycle? |
3. What is the significance of groundwater as a source of water? |
4. How do glaciers contribute to the availability of water? |
5. How can we protect and conserve our sources of water? |
100 videos|261 docs|49 tests
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Explore Courses for Class 6 exam
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