Fill in the blanks :
(a) The process of a liquid changing into a solid is called_______________
(b) A change which alters the composition of a substance is known as a _______________ change
(c) There is no change in the ____________of the substance during a physical change.
(d) The reaction in which energy is evolved is called_______________
Question 15
Fill in the blanks in the following statements using the words given in the box (a) Making sugar solution is a …………………. change (b) A physical change is generally …………………….. (c) Grinding of wheat grain changes its size. It is a …………….. change. (d) Iron benches kept in lawns and gardens get ……………… it is a ……………. (e) change because a new ……………… is formed
Which of the following parameters of a substance does not alter during a physical change?