Week 4.1

Question 1

Transform Faults

Answer 1

• Two plates are moving laterally past each other, creating friction as they slide in opposite directions

Question 2

The San Andreas Fault: 1906 Earthquake

Answer 2

• Introduced the modern study of earthquakes
• A locked 477-km section of the San Andreas fault ruptured, resulting in a Richter-scale M7.8 earthquake
• Poor built buildings and gas lines were destroyed, many fires

Question 3

The San Andreas Fault: 1989 Earthquake

Answer 3

• M6.9 earthquake ruptured a 40km section of a fault connected to the San Andreas
• If everyone wasn’t watching the World Series Baseball game, the death toll in Oakland is speculated to have been much greater because major highway destruction.
• 6 billion damage, 62 Deaths, 3757 Injuries

Question 4

Intraplate Fault Earthquakes

Answer 4

Earthquake not on a plate boundary