10:33 84 INTERNET ARCHIVE 540 Unit VI Forces and Fields Q . .. 25. In a Coulomb-type experiment, students were 30. You are given two equally si investigating the relationship between the force insulated stands, a piece of of electrostatic repulsion acting on two charged some silk. Devise and descri spheres and their separation distance. The following without touching results of their investigation yielded the results (a) give the spheres equal a shown in the table below. (b) give the spheres equal a Separation Distance Magnitude of 31. Using the principles of elec (r) Force of Repulsion causes and effects of the foll (x 10-2 m) F (N) (a) Two strips of clear adhe 1.00 360.0 together and then caref 2.00 89.9 the two strips are broug attraction occurs. 3.00 40.0 (b) Two strips of clear adhe 4.00 27.5 onto a desktop and ther 5.00 14.4 When the two strips are other, repulsion occurs. (a) Draw a graph of the results shown in the table. (b) From the shape of the graph, what is Consolidate Your Understand the relationship between the electrostatic Create your own summary of the force and the separation distance between charges and the laws that govern two charges? by answering the questions bel (c) Make a new table of values to obtain data a graphic organizer, refer to Stu to straighten the graph. Using Graphic Organizers. Use (d) Draw a graph of the data in your new table Concepts listed on page 539 an of values. Outcomes on page 510. (e) Determine the slope of the graph. 1. Create a flowchart to descri (f) What value does the slope of this graph the electrostatic forces bet represent? charged objects in one- or (g) If the charges of the two spheres are the same, situations. what is the value of the charge on each sphere? 2. Write a paragraph explainin of charging objects. Share y Extensions classmate. 26. Can a neutral object contain any charges? Explain. Think About It 27. Is it possible for a single negative or a single positive charge to exist in nature under normal Review your answers to the Think conditions? Explain your answer. page 511. How would you answer 28. Explain why it impossible to charge a coin 540 of 904 Favorite Share Flag AA archive.org C