91. Why does ice covered in sawdust not melt quickly ?
92. Ice is packed in saw dust because
93. In general, which is the cause of a sea breeze?
94. Outside of cooking utensils are generally left black from below because
95. Heat transfer by radiation mainly depends upon
96. A white and smooth surface is
97. The atmosphere is heated mainly by
98. The direction of heat flow between two objects depends on
99. Woollen cloth protects the body from cold because
100. Hot water is poured simultaneously in four metallic tumblers painted outside with different paints. After some time the water will be found to have cooled most in the tumbler painted.
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