Test 2 - Geography on 4th August 2023

The earth quake waves are of 2 types and they are

• P waves and S waves

• Body waves and surface waves

• Tidal waves and river waves

• None of the above

Answer explanation

Which earth quake waves comes first to the surface of the earth?

• Surface waves

• P waves

• S waves

• None of the above

The secondary waves or S waves can pass through which of the following codes

1. 1.Solid

2. 2.Liquid

3. 3.Gas

• Codes 1,2,3

• Code 1 only

• Code 2 only

• Codes 1,2 only

Reflection causes waves to _____ and Refraction makes the wave to______

• Move in different directions and rebound

• Rebound and move in different directions

• Block and get deformed

• None of the above

P waves vibrate _____ to the direction whereas S waves vibrate _____ to the wave direction of the vertical plane

• Parallel and perpendicular

• Perpendicular and parallel

• Stretching and squeezing

• None of the above

Which waves causes troughs and crests in the material which they pass through?

• P waves

• Surface waves

• S waves

• None of the above

The area where there is no report of waves during earth quake in the seismograph is called

• Surface waves

• P waves

• Shadow zone

• S waves

What is zone or area away from the epicenter is considered as Shadow zone?

• 105°

• 145°

• Between 105° and 145°

• Apart 105° and 145°

Which of the following types of earth quake is due to intense mining activities

1. 1. Tectonic EQ

2. 2. Collapse

3. 3. Explosion

• Code 3 only

• Code 1 only

• Code 2 only

• All the codes

Volcanic EQ will take place within the areas of

• Large reservoirs

• Active volcanoes

• Intense mining activities

• Explosion of chemical/nuclear devices