Introduction

During this time period you will be conducting a treasure hunt to find out more on sonar and related topics.  You will use the web and related links to answer eleven questions related to and about sonar.

Use the Internet resources to answer the 11 questions that follow. When you have finished, answer the Big Question that asks you to combine a lot of what you learned through the treasure hunt into a "big picture."

Questions

     1.  What are some of the common uses of sonar?

      2. What does SONAR stand for?

      3. What is the difference between radar and sonar?

      4. What is the difference between passive and active sonar?

      5. What are passive and active sonar used for specifically?

      6. What are some of the environmental controls/factors that contribute to the success or failure of sonar?

      7. What is the main component of sonar equipment and how is it used?

      8. How effective is and has sonar been previously?

      9. How is sonar like echolocation?

      10. What are some of the concerns with using sonar?

      11. What is happening to protect wildlife from sonar?

The Big Question

Sonar is a form of sound, and sound affects our everyday lives.  How is sound produced, what types of mediums can it travel through, and how can we detect it?

Internet Resources

• Inventors
• Radar and Sonar
• Integrated Publishing Active and Passive Sonar
• Infoplease.com - Sonar
• Echolocation or Sonar
• NRDC - Sonar and Wildlife
• Protection Measures
• Frequently Asked Questions