Ice floats on water because its density is ___ than that of water.
Who was the inventor of positron?
The normal value of acceleration due to gravity is___?
The normal value of acceleration due to gravity is
Entropy is the measurement of____?
Oxygen was discovered by
Cation formation is an____process?
Cation formation is an____?
Glass is made of the mixture of_____?
Glass is made of the mixture of?