Home › Forums › setting the stage › advantages question 2 › Question 2 This topic has 0 replies, 1 voice, and was last updated 6 months ago by npgc99. Viewing 1 post (of 1 total) Author Posts June 14, 2024 at 5:00 pm #10922 npgc99Participant It is required to do several experiments to ensure that they are observing that phenomena. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In