Prof. Tiffany Towers demonstrates the forces of gravity and bodies at rest. Or is today’s topic continental drift?
tags: , Tiffany Towers,Contintental Drift,
from: https://big90s.tumblr.com/post/107894291817
tags: , Tiffany Towers,Contintental Drift,
from: https://big90s.tumblr.com/post/107894291817