Earthquake

The video explains earthquakes, their causes, and effects. It covers the movement of tectonic plates, seismic waves, and the concept of the epicenter. Various causes of earthquakes, including natural and human-induced, are discussed. The video also explains how earthquakes are measured using a seismograph and Richter scale. The impact of major earthquakes, such as the 2004 Indian Ocean earthquake, is highlighted. Finally, the historical context of tectonic plate movement and the formation of continents is explored.

What is the term for the point where an earthquake originates?

• Seismic Zone

• Epicenter

• Focus

• Fault Line

Which of the following regions in India is NOT prone to earthquakes?

• Kashmir

• Central Plains

• Western Himalayas

• Northeast Region

What human activity can trigger earthquakes?

• Urbanization

• Deforestation

• Nuclear Explosions

• Mining

Which instrument is used to record seismic waves?

• Anemometer

• Barometer

• Thermometer

• Seismograph

What scale is used to quantify the magnitude of an earthquake?

• Richter Scale

• Beaufort Scale

• Fujita Scale

• Saffir-Simpson Scale

What natural disaster was triggered by the 2004 Indian Ocean earthquake?

• Hurricane

• Tornado

• Volcanic Eruption

• Tsunami

What was the magnitude of the 2004 Indian Ocean earthquake on the Richter scale?

• 7.8

• 8.5

• 9.3

• 10.0