Heat is a form of

Fill in the blanks:- Heat is a kind of __________.

Which branch of physics deals with the study of relationship between heat and various form of energy?

The changed form of collagen by heating is -

When heat is gained or lost by heat reservoir, its temperature _________.[Fill in the blank]

Amorphous B on heating in air forms

A metal M (specific heat=0.16) forms a metal chloride with ~~65% chlorine present in it. The formula of the metal chloride will be-

A brown substance 'X' on heating in air forms a substance 'Y' when hydrogen gas is passed over heated 'Y', it again changes back into 'X'

Which compounds are formed on heating boric acid ?