Fill in the blanks in the following statements using the words given in the box.
rusted, colourful, substance, chemical, physical, reversible, iron oxide, object
(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 _________ change because a new _________ is formed.
