関連ワード:
give two examples each of physical and chemical changes give 5 examples each of physical and chemical changes explain two examples each of physical and chemical change give three examples each of physical and chemical change give some examples of physical and chemical changes give one example each of physical and chemical change give an example each of physical change and chemical changes give four example each of physical and chemical change give some examples of physical and chemical changes in daily life give two examples each of irreversible physical change and reversible chemical change
