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Start learning 50% faster. Sign in nowThe mass density of a material varies with temperature and pressure. Increasing the temperature of a substance (with some exceptions) decreases its density by increasing the volume of that substance. In most materials, heating the bottom of a fluid results in convection of the heat from bottom to top of the fluid due to the decrease of the density of the heated fluid.
What was the theme of World Wetland Day 2019?
Where are the headquarters of the World Health Organisation?
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How much capital expenditure did India’s private sector achieve in FY 2024-25, as projected by a recent RBI study?
The Indian National Science Academy is headed by which Indian woman for the first time?
World Health Day is celebrated every year on __________.
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निम्न में से किस राजा को अभिनव भरताचार्य , हिन्दू सुरताणा , ...