Topics from May 2016
- How did oxygen make its appearance in the atmosphere?
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- Why is the Precambrian Period extremely significant?
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- What is the Archaean Period?
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- How are fossils interpreted?
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- Which are the last days of some famous bridges?
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- How are fossils formed?
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- Why is paleontology important in the study of evolution?
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- Why have fossils given rise to many myths?
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- How did life originate on Earth?
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- How did the Earth come into existence?
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- When did slavery end?
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- Why do we say that the beginning of the Earth can be traced to the Hadean Period?
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- Why are there two high tides each day?
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- How is the height of mountains measured?
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- The changing earth
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- Why and how do continents move?
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- Are waves formed only near the sea shore?
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- Where does sand come from? Has any thought been given to manufacturing it?
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- Why is lava flowing out of a volcano hot?
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- What is ball lightning?
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- Why does rain fall as drops and sheets?
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- How do we measure rainfall?
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- How is rain produced artificially?
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- Why are rainbows arc shaped?
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- What determines the size of rainbow? They obviously vary as shown by double rainbows.
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- How is sound produced in thunder?
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- Why are our fingers cooler than the rest of our body during winter?
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- What makes coconut oil freeze during winter?
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- Can anyone throw some light on Bermuda Triangle?
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- How would we describe the geography of Uttar Pradesh?
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- What are the geographical features of Uttarakhand?
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- Kanchenjunga
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- Bhakra Dam
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- What do we know about the geography of Odisha?
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- In Harmony with the Environment
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- What do we know about the geography of Nagaland?
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- Tourism in Meghalaya
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