Share Word Search Chemical Changes To create your word search for "Chemical Changes", first select the words you want to use. Choose up to twenty words for your game by clicking on a suggested word or enter your own by typing over an existing word. Suggestions for your word search; click to add. IMPORTANCE INTRODUCES IDENTIFIES IDENTIFY EXPLAINS PHYSICAL OCCURRED REACTION INVOLVE CHANGES STUDENT CONCEPT ENZYMES FACTORS REBECCA AFFECT ENERGY DAILY SIGNS LEARN LIFE RATE ROLE How do you want the words displayed in the game? Forward Down Diagonal Backward Puzzle Title