Suppose 3 neutrons are released by an atom of u-235 in the first stage of a fission chain reaction. each of these neutrons has enough energy to cause another fission reaction in another nucleus of u-235, releasing more neutrons. and if all of those 2nd stage neutrons cause other nuclei to fission in a 3rd stage, how many total u-235 atoms will have undergone fission after these 3 stages of the chain reaction? a. 27 b. 9 c. 11 d. 12

According to your text, systems of government in the united states are shifting from what to what?

What is your cultural heritage? what nonverbal behaviors are typically associated with your cultural heritage? which of those behaviors do you display? how might studying other cultures you be a competent communicator?

Voters commonly condemn politicians for being insincere, but politicians often must disguise their true feelings when they make public statements. if they expressed their honest views—about, say, their party's policies—then achieving politically necessary compromises would be much more difficult. clearly, the very insincerity that people decry shows that our government is functioning well. which of the following, if true, most seriously undermines this reasoning? (a) achieving political compromises is not all that is necessary for the proper functioning of a government. (b) some political compromises are not in the best long-term interest of the government. (c) voters often judge politicians by criteria other than the sincerity with which they express their views. (d) a political party's policies could turn out to be detrimental to the functioning of a government. (e) some of the public statements made by politicians about their party's policies could in fact be sincere.