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6 Work in groups. Say which of the following ideas about the Internet

are good or bad.

independent ■ world wide ■ cheap to use ■ expensive to buy computers ■ the information may not be true or correct ■ spend too much time| playing games ■ talking in chat rooms ■ make new friends ■ visit many interesting websites ■ wait for a long time to download Web pages

Get real

Use a browser to surf the Internet at random. Find five interesting websites to tell the class about. Write down the URL of each website and bring the list to class. Build a class file of interesting sites so that other students can visit them.

8. Research on the Internet

Before you start

1 Where is the best place to find information on these topics?

• European history

• the price of mobile phones

• your favourite pop star

  1. What are the advantages and disadvantages of finding information from these sources?

books ■ magazines ■ newspapers ■ libraries ■ encyclopaedias ■ friends or family ■ teachers CD-ROMs ■ television ■ radio ■ the Internet

Reading

3. Read the text quickly and choose the correct answer.

1 Google is a keyword / search engine.

2 This WORD is in upper / lowercase.

3 AND / WHEN is a logical operator.

Finding information on the World Wide Web needs an Internet search engine such as Google, AltaVista or Excite. Search engines have a text box where you type in a keyword or words. A search engine is a software program that reads the keywords in the text box and searches the Internet for Web pages, websites and other Internet files that use them. These documents are shown on the computer screen in a results listing.

When carrying out searches, you should usually be specific and brief in your choice of words. If the keyword is too general, or includes too many different meanings, the results listing may not be useful. Different search engines categorize information in different ways, which changes the way they store and retrieve it.

Using upper case letters (capital letters) in a keyword search will only retrieve documents that use upper case. Typing in lower case (no capitals) is usually better because search engines will retrieve documents that use both upper case and lower case letters.

You can narrow a search using logical operators such as AND, OR and NOT. AND retrieves all the words typed in the text box, OR retrieves either of the words and NOT excludes words. Spelling is important when typing in keywords, but a search engine will not usually read punctuation, prepositions and articles.

4 Tick (\/) the good things to do to find information on the Internet.

1 Choose keywords that are different to the item you want. □

2 Give the best keyword to describe what you want. □

3 Use as many general keywords as possible. □

4 Try to use a keyword that can have only one meaning. □

5 Type your keywords in lower case only. □

6 Use logical operators to narrow your search. □

7 Use full stops and commas. □

8 Do not use words like at, in, on, a/an and the. □