Earthquake

IMPORTANT

Earthquake: Overview

This topic covers concepts, such as, Emergence of Shadow Zone, Explosion Earthquake, Volcanic Earthquake and Collapse Earthquake etc.

Important Questions on Earthquake

HARD
IMPORTANT

Name the point where earthquake starts.

HARD
IMPORTANT

Soil liquefaction is one of the hazardous effects of earthquake. 

EASY
IMPORTANT

S waves has helped the scientists to understand the interior of the Earth better.

EASY
IMPORTANT

The point on the surface very close to the focus of an earthquake is known as the epicentre.

EASY
IMPORTANT

Earthquakes that are not recorded in some specific zones are known as _____. (volcanic zone / shadow zone)

MEDIUM
IMPORTANT

Shaking of ground caused due to nuclear or chemical weapons can result in _____ earthquakes. (collusive / explosion)

MEDIUM
IMPORTANT

_____ are harbour waves which are caused mainly by the after-tremors and they may create devastating effects if their magnitude is more than 5 in _____.

EASY
IMPORTANT

Majority of the earthquakes take place in the _____ which is recorded by a device called _____.

MEDIUM
IMPORTANT

Briefly explain the indirect sources of information of the interior of the earth other than those of seismic activity.

MEDIUM
IMPORTANT

Why do earthquake waves develop a shadow zone?

MEDIUM
IMPORTANT

Which one of the following describes the lithosphere?