Earthquakes

Seismology

100

What is the science in which earthquakes are studied?

Seismology

200

What do seismologists use to determine when an earthquake started?

Seismogram

300

What do seismologists use to measure earthquake strength?

Moment Magnitude Scale

400

What is the measurement of the strength of an earthquake called?

Magnitude

500

What is the degree to which people feel an earthquake and how much damage it causes called?

intensity

Parts of an Earthquake

100

What is the point inside Earth where an earthquake begins?

focus

200

What is the point on Earth's surface directly above an earthquakes starting point?

Epicenter

300

What is the name for a break in Earth's crust where tectonic plates slide?

Fault

400

What are the giant pieces of Earth's outer layer where most earthquakes occur called?

tectonic plates

500

What are waves of energy that travel through earth called?

seismic waves

Boundaries & Faults

100

How many types of plate boundaries are there?

Three

200

Which type of boundary has the most destructive earthquakes?

transform

300

A strike-slip fault is also known as...?

transform fault

400

A transform fault is caused by: tension, compression, or shearing?

Shearing

500

What type of fault caused mountains like the Himalayas?

Convergent

San Francisco

100

What is the name of the fault closest to SF?

San Andreas Fault

200

When was "The Great Quake"?

1906

300

Which neighborhood in SF has experienced the most damage from major earthquakes?

The Marina district

400

When was the last major earthquake in SF?

1989

500

What actually caused most of the damage to SF during "The Great Quake"?

Fires after the earthquake

Wildcard

100

What US state has the most danger of earthquakes?

California

200

Divergent boundaries cause what geologic landform?

Ridges

300

The 1989 Loma Prieta Earthquake happened during what event?

The World Series (Baseball)

400

What technology can engineers use to support buildings during an earthquake?

base isolators

500

When & Where was the strongest ever recorded earthquake?

Chile, 1960