Passage Two
There Student thieves look out. Students can easily get many research papers off the Internet. A new Web site could help teachers catch copiers.
Some students research and write their term papers. Others, however, just copy them off the Internet and turn them in as their work.
Two graduate students at the University of California at Berkeley have written a program to catch the students who copy. It compares a student’s paper with every other term paper on the Web.
A hundred million Web pages on the Internet are searched. The top 20 search engines are used for the search. This service can be found at www. plagiarism, com. They also have a local data base of term papers.
Teachers who sign up can send their students’ papers to the Web site. Within 24 hours they know if the student did the work.
Every sentence that was a word-for-word match with another sentence either found on the Internet or within our d
A. they ask other teachers to read their students' papers
B. they ask their students to list their sources of information
C. they can sign up for the Internet service
D. they search the Internet and compare papers
Ask three people to look out the same window at a busy street comer and tell you what they see. Chances are you will receive three different answers. Each person sees the same scene, but each perceives something different about it. Perceiving goes on in our minds. Of the three people who look out the window, one may say
that he sees a policeman giving a cyclist a ticket. Another may say that he sees a rush-hour traffic jam at the intersection. The third may tell you that he sees a woman trying to cross the street with four children in tow. For perception is the mind’ s interpretation of what the senses-in this case our eyes-tell us.
Many psychologists today are working to try to determine just how a person experiences or perceives the world around him. Using a scientific approach, these psychologists set up experiments in which they can control all of the factors. By measuring and charting the results of many experiments, they are trying to find out
A. they will give three different answers
B. they will see three different scenes
C. they cannot see clearly
D. they can only see the busy traffic
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