Afarmer wants to harvest more than two varieties of crops at a times from his field . he has no idea about the modern methods of agricultural practices. conduct brief research on modern method of agricultural practices and its advantages and suggest him to get the desired result.

Your 249 ml cup of coffee is too hot to drink when served at 82 degree celsius. what is the mass of an ice cube taken from a -21 degree celsius freezer, that will cool your coffee to a pleasant 54 degree celsius. specific heat of the water is 4190 j/kg c, specific heat of ice is 2090 j/kg c, heat of fusion of ice is 3.33 x 10^5 j/kg

What is the temperature in degrees celsius of a substance with a tempature of 49k

Most of the volume of an atom is occupied by the