1. Earth Structure Continued
1/10/2017

2. Earthquake japan 3/11/11
buildings swaying in earthquake :45-1:45

3. Earthquakes
Shaking of the earth caused by shock waves (seismic waves) that are released as Earth’s plates slide against each other
Happen at transform and convergent boundaries
Exact spot where they happen is the epicenter

4. Plate tectonics videos
san andreas fault (transform boundary)
tectonics rap

5. How do scientists measure Earthquakes?
seismograph

6. Seismograph
Measures the strength of the energy waves sent out by the earthquake
Tells us how powerful and how far away earthquakes are

7. Bridge Design Challenge
Build a bridge that can withstand a human made earthquake
Use only marshmallows and spaghetti strands
Must be able to hold 2 pound weight

8. Pictures Works cited
Science studies weekly Earth and space Science week 10 “Structure of the Earth”