What types of clothes should we wear during summer season ?
We should wear cotton clothes during summer season. Because during summer we perspire more to maintain the temperature of our body. Cotton is a good absorber of water (sweat). It then exposes the water to atmosphere for easy evaporation leaving us dry and cool.
Why does our palm feel cold when we put some acetone or petrol or perfume on it ?
Why are we able to sip hot tea or milk faster from a saucer rather than a cup ?
Convert the following temperature to Celsius scale.
300K
Convert the following temperature to Celsius scale.
573 K
