18. You need to write an essay about hot air ballooning. You know you've seen a good book on this topic, but you can't remember the name of the book or the name of the author. How could you most easily find this book in the library?


A. Locate the author card for the book in the card catalog.
B. Locate the title card for the book in the card catalog.
[C. Locate the subject card for the book in the card catalog.]
D. Look under "balloons" in the Readers' Guide

Yep!

that was a very dicky answer alejandro

To find the book about hot air ballooning in the library, the most efficient way would be option C: Locate the subject card for the book in the card catalog.

Here's how you can accomplish that:

1. Begin by locating the card catalog in the library. Modern libraries often have digital catalogs available on computers, so you can search through their online system. If it's a traditional library with physical card catalogs, find the section where they are kept.

2. Use the keyword "hot air ballooning" or simply "ballooning" to search for books on this topic.

3. Look for the subject cards rather than author or title cards. Subject cards categorize books based on their content, making it easier to locate books with relevant information.

4. Browse through the subject cards related to hot air ballooning until you find the one that corresponds to the book you are looking for. This card should provide details about the book's title, author, and its location within the library.

Once you find the relevant subject card, note the title and author of the book. Use this information to locate the book on the library shelves or in the online system, which will provide you with the book's call number or location. With that in hand, you can easily locate the book and access the information you need to write your essay about hot air ballooning.