Title, The Ruler Connection Malerials: 2 thin plastic rulers Small piece of clay Procedure: 1. Join the ends of the rulers together with a bit of clay. Make sure they are properly stuck together, 2. Hold the rulers firmly. Move the rulers in the direction shown by the arrows. Do this slowly
Guide Questions:
1. What happens to the rulers?
2. What do you think will happen if you continue to move the rulers? How about if it breaks apart?
3. Suppose the crust could behave like the rulers, how will you explain the occurrence of an earthquake?​