Earthquake Knowledge Quiz

Which earthquake is known as the largest ever recorded?

• Alaskan earthquake 1964

• Indian Ocean tsunami

• Shanxi earthquake 1556

• Valdivia earthquake 1960

What is the Earth's crust primarily composed of?

• Solid rock

• Molten rock

• Gaseous elements

• Liquid metal

What are tectonic plates compared to in the video?

• Puzzle pieces

• Solid blocks

• Liquid sheets

• Metal plates

Which type of plate boundary involves plates moving away from each other?

• Divergent boundary

• Boomerang boundary

• Transform boundary

• Convergent boundary

What is a boomerang earthquake?

• An earthquake that occurs twice in the same location

• An earthquake where plates first move apart and then together

• An earthquake that moves in a circular path

• An earthquake that returns to its origin

What are the two types of seismic waves mentioned?

• C waves and D waves

• X waves and Y waves

• P waves and S waves

• A waves and B waves

How do scientists determine the location of an earthquake?

• By measuring the depth of the epicenter

• Using a single seismometer

• By observing surface damage

• Through triangulation with multiple seismometers

What is the Richter scale used for?

• Measuring earthquake depth

• Calculating earthquake magnitude

• Recording earthquake duration

• Predicting future earthquakes

How much stronger is a magnitude 7 earthquake compared to a magnitude 4 earthquake?

• 100 times stronger

• 500 times stronger

• 1000 times stronger

• 10 times stronger

What is one method mentioned for detecting potential earthquakes?

• Observing animal behavior

• Measuring air pressure changes

• Detecting radioactive gas emissions

• Monitoring ocean currents