Unit SE Activity 3 To show and then play a movie, click on the arrow or the movie title/description. Repeat to hide it. Exploration #1, STEP 1:  Bringing a positively (+) charged acrylic sheet near the base of an uncharged electroscope. Exploration #1, STEP 1: Bringing a positively (+) charged acrylic sheet near the base of an uncharged electroscope. Exploration #1, STEP 4:  Testing the spread-out tinsel with positively (+) charged acrylic and negatively (-) charged Styrofoam. Exploration #1, STEP 4: Testing the spread-out tinsel with positively (+) charged acrylic and negatively (-) charged Styrofoam. Exploration #1, STEP 4: Simulation of the experiment from STEP 1. Exploration #1, STEP 4: Simulation of the experiment from STEP 1. Exploration #2, STEP 2: Bringing a negatively (-) charged Styrofoam plate near the base of an uncharged electroscope. Exploration #2, STEP 2: Bringing a negatively (-) charged Styrofoam plate near the base of an uncharged electroscope. Exploration #2, STEP 2: Simulation of the experiment performed in the previous movie. Exploration #2, STEP 2: Simulation of the experiment performed in the previous movie. Return to Unit SE Resources Page Copyright © 2020 Next Gen PET