Eratosthenes Visits Middle School: Assessing the Ability of Students to Work with Models of the Earth

By Torres, Sergio, & Powers, Judith L.

Author Email
Author Department
Publication:
2009
Type:
Article
Journal
Science Scope
ISBN:
Web Site
Volume
32
Issue
8
Pages
47-51
Peer Reviewed
No
Educational Research
Yes
Description:

Abstract: In the exciting, "out of this world" activity described here, students measure the Earth using meter sticks while measuring their shadows in two distant locations. To obtain the size of the Earth, students discover the connection between the me