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PROVIDENCE UNIVERSITY. Technical Writing - Classifying. College of Management. Wu-Lin Chen (wlchen@pu.edu.tw) Department of Computer Science and Information Management. Classification. A classification includes: A general class A specific item or items
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PROVIDENCE UNIVERSITY Technical Writing- Classifying College of Management Wu-Lin Chen(wlchen@pu.edu.tw) Department of Computer Science and Information Management
Classification • A classification includes: • A general class • A specific item or items • A basis for classification (frequently not stated) • For example • All matter (general class) may be classified as either solid, liquid, or gas (specific items).
matter solid liquid gas solid crystalline amorphous Classifying From General To Specific • All matter may be classified as either solid, liquid, or gas. • Solids may be further divided into two classes: crystalline and amorphous.
solids rubber wood glass iron cotton sand Classifying From Specific To General • Rubber, wood, glass, iron, cotton, and sand are all classified as solids.
crystalline solids rocks wood paper cotton Classifying From Specific To General • Rocks, wood, paper, and cotton are crystalline solids.
Sentence Patterns • Classifying from general to specific classified grouped divided arranged categorized divisions. groups. types. classes. categories. classifications. into is/are may be can be could be Matter classified categorized classed grouped as solids, liquid, or gas. types kinds classes categories There are three of matter.
Sentence Patterns (cont.) • Classifying from specific to general may be can be could be is/are classified classed categorized Oxygen as a gas. an example of a a type of a kind of a form of a gas. Oxygen is
Note • A classification is like an upside-town tree. • The passive form is used frequently in sentence of classification. • Scientists classify mercury as a metal. (active) • Mercury is classified as a metal. (passive) • The present simple tense is the commonly used tense in science writing because it expresses universals.
Structure • An article can be divided into several paragraphs. • A paragraph can be further divided into sentences. • Each paragraph contains a main concept and material that supports the concept. • The central though or idea is usually stated in a topic sentence.
Structure (cont.) • The topic sentence is frequently but not always the first sentence of the paragraph. (announce) • Sometimes the topic sentence is the second sentence of a paragraph, or the last sentence. (summarize) • The paragraph should cover everything about the topic sentence and only what is in the paragraph.