5. In each of the situations below, it seems that a new
substance may have been produced. Explain why each
situation represents a physical change. K/
(a) A tailor makes a new suit out of a piece of fabric.
(b) A chef makes a salad out of lettuce, tomatoes, and
cucumbers.
(c) A mechanic builds a boat engine out of a lawnmower.
(d) A chemist boils salt water until only salt crystals are left.
(e) A child makes juice by adding water to juice concentrate.
NEL
