Share Word Search Sound and Light Waves Investigations To create your word search for "Sound and Light Waves Investigations", 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. OBSERVATIONS EXPERIMENTS ULTIMATELY HYPOTHESES SCIENTISTS THOUSANDS SOMETIMES LEARNING LATCHANA INTERACT TESTING RESULTS ANSWERS CLOSER SOUNDS CHANGE VACUUM LIGHT QUITE KAREN WORLD TESTS PITCH HELP LEAD How do you want the words displayed in the game? Forward Down Diagonal Backward Puzzle Title