Earthquakes and Seismic Activity Quiz

What are the three regions where most earthquakes take place?

• Mid-Atlantic Trench, Alpide Ridge, Circum-Pacific Trench

• Mid-Atlantic Trench, Himalayan Belt, Circum-Pacific Ridge

• Mid-Atlantic Ridge, Alpide Belt, Circum-Pacific Belt

• Mid-Atlantic Ridge, Himalayan Belt, Circum-Pacific Belt,

What causes the pressure that leads to earthquakes?

• Volcanic activity only

• Tectonic plate movement only

• Volcanic activity, tectonic plate movement, and man-made activities

• Man-made activities only

What instrument is used to record seismic activity?

• Spectrometer

• Thermometer

• Barometer

• Seismograph

Which scale of magnitude is preferred by seismologists?

• Intensity scale

• Moment magnitude scale

• Richter scale

• Logarithmic scale

Where did the largest recorded earthquake occur?

• California, USA

• Japan

• Chile

• Indonesia

What is the main purpose of earthquake drills conducted by government officials?

• To study the seismic waves

• To test the effectiveness of buildings and bridges

• To ensure the protection of their people

• To create panic among the public

What is the main reason for designing buildings and bridges to sway during an earthquake?

• To provide a thrilling experience to the occupants

• To prevent any damage to the structures

• To increase the aesthetic appeal of the structures

• To minimize the cost of construction

What is the impact of earthquakes on the planet?

• They only cause devastation

• They only create magnificent features

• They have no impact on the planet

• They cause devastation and create magnificent features

What is the main cause of tsunamis generated by earthquakes?

• Meteorite impacts

• Volcanic eruptions

• Underwater explosions

• Tectonic plate movement

What is the significance of the Valdivia earthquake in 1960?

• It was the most powerful earthquake ever recorded

• It caused no damage to any country

• It was the first recorded earthquake in history

• It had no impact on the planet