Bridget and Austin go with Alex for a visit to the All-American
Soap Box Derby headquarters in Akron, Ohio. On the way, Bridget
sticks her hand out the window and first holds it against the wind
and next turns it to cut the wind. Alex tells her she is experiencing
the friction wind causes, just like in the Soap Box Derby. Whey
they get to Derby Downs, they look at some of the old cars and compare
the Teacher Guide (PDF file) Lesson begins on page 111.
Activities for Friction