If the reactor is critical, then inserting the control rods makes the reactor subcritical and power will decrease. If the control rods are withdrawn, the reactor becomes supercritical and power increases. We employ small movements to ensure that power changes at a controlled rate. If necessary, when the control rods are fully inserted or perhaps 80-90 percent inserted, the reactor shuts down.
In brief, ârhetoricâ is any communication used to modify the perspectives of others. But this is a very broad definition that calls for more explanation. The OWLâs âIntroduction to Rhetoricâ vidcast explains more what rhetoric is and how rhetoric relates to writing.
The message refers to EVERYTHING a speaker does or says, both verbally and non-verbally. The verbal component may be analyzed in terms of 3 basic elements: Content; Style; Structure; Let's look at each of these elements. a. Content - is what you say about your topic. The content is the MEAT of your speech or presentation. Research your topic thoroughly.