Earthquake Epicenter Identification Techniques

This video tutorial demonstrates how to triangulate the epicenter of an earthquake using Google Earth. It begins with an introduction to the concept of triangulation and the collection of distance data from seismometers in Dhaka, Lucknow, and Mumbai. The tutorial then guides viewers through using Google Earth to plot these distances and identify the epicenter by marking the intersection of circles. Finally, it covers saving and customizing the map with titles and legends.

What is the primary tool used in this video to triangulate the epicenter of an earthquake?

• MapQuest

• Google Earth

• Google Maps

• Bing Maps

Which city recorded the shortest distance to the earthquake's epicenter?

• Mumbai

• Dhaka

• Lucknow

• Kathmandu

How far is the epicenter from Dhaka?

• 1200 kilometers

• 1500 kilometers

• 950 kilometers

• 300 kilometers

What is the first step in creating a circle in Google Earth for Dhaka?

• Select the polygon tool

• Select the circle tab in the ruler popup box

• Select the rectangle tool

• Select the line tool

What color does the circle turn after saving it in Google Earth?

• Red

• Yellow

• Green

• Blue

What is the distance from Mumbai to the epicenter?

• 1000 kilometers

• 1500 kilometers

• 300 kilometers

• 950 kilometers

What icon is used to mark the epicenter in Google Earth?

• A yellow pin

• A green triangle

• A red circle

• A blue square

What should you do after marking the epicenter in Google Earth?

• Change the map's color scheme

• Zoom out to view all circles

• Zoom in to the epicenter

• Delete the map

What should be included in the map's title when saving the image?

• The name of the city closest to the epicenter

• Your first name

• The date of the earthquake

• Your last name and the number of the earthquake

Which boxes should remain checked in the map's legend before saving?

• All boxes

• Only the circles path box

• The circles path box and the earthquake number one box

• Only the earthquake number one box