Earthquakes

Where do seismic waves originate from?

• Epicentre

• Focus

• Plate boundary

• Compression

How do P waves move?

• Side to side

• Up and down

• In a corkscrew motion

• Compression and expansion

In which surface are seismic waves amplified?

• Hard rock

• Soft rock

What forces are acting upon the crust at conservative plate boundaries?

• Compressional

• Tensional

• Shearing

Which of the following descriptions about human induced earthquakes is correct?

• Shallow

• High magnitude

• Linear patterns

• Only at plate boundaries

At which plate boundary are the widest zones of earthquakes found?

• Conservative

• Convergent (subduction)

• Convergent (collision)

• Divergent

At which plate boundary are shallow, weak magnitude earthquakes found in a narrow linear pattern?

• Conservative

• Convergent (subduction)

• Convergent (collision)

• Divergent

At which plate boundary are high magnitude earthquakes that become gradually deeper away from the plate boundary found?

• Conservative

• Convergent (subduction)

• Convergent (collision)

• Divergent