Topic Sentence's Posting

Part 1
            Topic sentence is the first sentence of a paragraph that introduces it. It states the main idea that we will have to develop in the rest of the paragraph. Topic sentences talks about the whole and in the rest of the paragraph, we talk about the parts. There are several types of topic sentences. Few of them are: compare/contrast, cause and effect, ascending/descending order, chronological order, spacial order, etc.

Part 2
1. The CAT scan creates an image resembling a “slice” that clearly visualizes anatomical  structures within the body.
        The sentence presents a comparison relationship between a CAT scan's image and anatomical structures within the body. The paragraph will discuss how the image visualizes anatomical structures within the body

2.  Improper down stroke and follow-through can cause the golf ball to either hook and fade to the left or slice and fade to the right.
        The sentence presents a cause and effect relationship between improper downs stroke and  follow-through and how the golf ball will look

   3. Three main types of parachutes are used for skydiving. The most widely used parachute has a   round, dome-like canopy.
          This sentence presents a chronological/sequential order of the three main types of parachutes used for skydiving. The paragraph will identify these types and describe them

 4. A square parachute provides more maneuverability and a better overall ride than does a conventional round parachute.
         This sentence uses the compare/contrast relationship between the maneuverability of a square   parachute and conventional round parachute. The paragraph will identify how they are different.

 5.  Two methods of disinfecting treated waste water are chlorination and ozonation.
This sentence presents a chronological/sequential order of the two methods of disinfecting treated waste. This paragraph will talk about these two methods in detail.

6.  The chlorinator room contains the evaporators, chlorinators, and injectors, three of each. The evaporators are used only when liquid chlorine is being drawn from the containers.
          This sentence presents both chronological and spacial order. The paragraph will discuss about evaporators, chlorinators and injectors and how/when they are used