Which statement best describes an atom? protons and neutrons grouped in a specific pattern protons and electrons spread around randomly a ball of electrons and neutrons surrounded by protons a group of protons and neutrons that are surrounded by electrons

Identify the type of synthetic material used in each object

Along the line connecting the two charges, at what distance from the charge q1 is the total electric field from the two charges zero? express your answer in terms of some or all of the variables s, q1, q2 and k =14ï€ïµ0. if your answer is difficult to enter, consider simplifying it, as it can be made relatively simple with some work.

Explain why you think this diagram shows what happened to the carbon in the biodome.