When air is heated, it expands, becomes जब वायु गरम होती है, तो फैलती है और *
lighter and goes up हल्की होकर ऊपर उठती है
tends to sink down नीचे रहती है
Both are true दोनो कथन ठीक हैं।
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Answer:
yess true both are true
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Answer:
gfvc
Explanation:
hfffbnceev devcdfb
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