RSC Year 9 Semester 2 Dynamic Earth Exam Revision

Which waves cannot travel through liquids?

Which waves are the first waves to be detected in an earthquake?

Wegener used all these lines of evidence, except

What shape does an anticline bend make?

What type of plate boundary has plates separate from one another?

When two CONTINENTAL tectonic plates collide, what type of land formation forms?

How doe we know what the interior of the Earth is composed of?

What scale is most commonly used to measure earthquakes?

An instrument scientists use to measure seismic waves?

Which feature forms at a Continental-Continental Convergent boundary? 

What was the name of the supercontinent called?

What is this area called?

What is the name of the process that creates new oceanic crust at a mid ocean ridges?

What do scientists believe is the force behind the Theory of Plate Tectonics? 

Which type of crust is the oldest?

What landforms are produced when tectonic plates move across the Earth's mantle?

 What type of boundary can form earthquakes? 

 The point on earth's surface where the strongest shocks are felt is the

The Himalayas at the Indian & Eurasian plates are formed at which type of boundary? 

What direction do seismic waves travel from an earthquake? 

What theory states that all continents were once joined together and have drifted apart? 

This layer of the Earth is the thickest.

 How did the majority of geologists initially respond to Wegener's idea of continental drift.

The metals of the inner and outer core cause the Earth's

Why does the oceanic crust sit lower than the continental crust?

 At which type of tectonic plate boundary do plates move AWAY from each other?

Which type of plate boundary creates the MOST earthquakes? 

An area in the Pacific Ocean with high amounts of EQs and Volcanoes

What causes the convection currents in the molten rock of the mantle?

Why do earthquakes occur?

What happens to rock around a sub-ducting plate?

Name the layers of the Earth from innermost to outermost

 What is the name of the theory that states that Earth's plates are in slow, constant motion? 

What evidence did Wegener use to support his theory of Plate Tectonics?

 The point in the earth where an earthquake begins is called the

What is another name for a "mid-ocean ridge"?

Tectonic plates move horizontally past each other at the San Andreas Fault. This is a...

What is responsible for the movement of the tectonic plates?

What is the current theory that explains how tectonic plates move?

What type of plate boundary has plates slide past one another?

What are the two types of waves?

What type of boundary forms cracks in the crust allowing magma to rise up to form new crust?

Why does the hot molten rock rise?

High temperature and pressure inside Earth's inner core, keeps it in a constant_________ state.

Which type of crust is the most dense?

Where do convection currents occur that move the tectonic plates?

Most of the earthquakes in Japan are a result of one plate sinking under another. This is a...

What destructive event can occur when earthquakes occur beneath the ocean's surface?