Visit Your Local PBS Station PBS Home PBS Home Programs A-Z TV Schedules Watch Video Donate Shop PBS Search PBS
Scientific Frontiers Logo
TV Schedule
Alan Alda
For Educators
Previous Shows
Future Shows
Special Features

Deep Crisis
  Teaching Guide

Activity 1: Grades 5-8
Salmon Homing



Image of salmon

Activity
Answers
National Science
Standards and
Curriculum Links
Print version (PDF)
Main Menu
Help
 


Questions

  1. Why was it necessary to punch holes in the scent cups?
    (You needed holes through which the odor could escape.)
  2. What was the purpose of the yarn?
    (It was used to record the travel from the start to the finish.)
  3. What was the purpose of the cups?
    (They were odor landmarks on which the course was based.)

 

 

 

 
© 1990-2003 The Chedd-Angier Production Company, Inc. All rights reserved.
 

Out West - Conquering the ColumbiaDown East - The Extinction VortexRocking the Bluefin Boat Teaching guide Email scientists Watch Online Web links & more Contact Search Homepage