Lesson 4 earthquakes
© Boardworks Ltd 2001 Earthquakes. © Boardworks Ltd 2001 A slide contains teacher’s notes wherever this icon is displayed - To access these notes go to.
What are Earthquakes and how do we measure them. Identify the different features of a seismograph. Create a machine for measuring earthquakes. Explain.
EARTH FORCES
Key Questions: How do earthquakes happen? How are they measured?
What are Earthquakes and how do we measure them.
