9 Science Queensland - Earth Science

What is the minimum number of seismograph stations required to triangulate the epicentre of an earthquake

A nomogram uses

P waves are also known as 

A Earthquake rated between 7 and 8 on the Richter scale is considered a

Which of the following events can trigger a Tsunami?

The boundary shown is a

Evidence used to support the theory of super continent existing includes:more than one correct

Scientists use which times to calculate the distance from the epicentre of an earthquake?

The longer the time distance between S and P waves, the further the epicentre is from the seismograph station.

A seismograph records

The mountain ranges that will form (The Himalayas) are the result of which type of boundary?

Earthquakes are more frequent at the following boundaries (more than one correct answer)

The first waves recorded by the seismograph as known as:

The African Rift Valley is formed by

A magnometer is used to

Seismograph stations allow mapping of plate boundaries by

A deep ocean ridge form occurs between which type of plate boundary?

The layer of the earth responsible for tectonic plate movement is known as the

the point within the earth where an earthquake rupture starts.

Changes in the rock as shown below are caused by:

Alfred Wegener is known because he:

The African Rift Valley is an example of a

A line of islands in curved oreintation formed as result of tectonic forces.