particles of matter have space between them explain?
particles of matter attract each orther explain?
explain states of matter?
Why an unfolded cloth dries up faster than a folded ones?
why evaporation is faster in hot summer day then a winter or cloudy day?
how water becomes colder in an earthern pitcher?
when we pour some acetone on our palm we feel cold why?
what produces more severe burns boiling water or steam?