Fast changes to earth's surface

We finished up our module on slow changes to earth's surface and we understand the effects of erosion and weathering on our land. Now we've begun our learning on fast changes to earth's surface.
We created a mountain with buildings and trees and then tapped and twisted our trays. It didn't take long for our buildings and trees to fall and slide and for the land to show cracks in it. Was it an earthquake that caused a landslide?  Take a peek at us in action!

Essential Question: What causes the surface of earth to change quickly?

Earthquake facts for kids

 

I'll leave you with this joke:

 

Q: What do cows produce during an earthquake?
A: Milkshake!