Earth Science Unit Test!

The earth is thought to be about _______ years old.

Which of the following plate boundaries contain a subduction zone?

Which crust is thicker?

Which is not evidence Wegener provided towards his theory?

How many different boundaries exist between tectonic plates?

Iceland lies on what type of boundary?

What natural disaster happens when a transform boundary releases stored energy?

What was the earth called before it split into pieces?

Which is NOT one of the three main layers of the earth?

If the growth of the Himalayas is 10 cm per year, how much taller with they be in 100 years?

The mid-Atlantic ridge is an example of a

Why do the continents appear in a different place than in the past?

What is the approximate thickness of the continental crust?

Where are trenches formed?

Which is denser?

How many years did it take for the continents to be in the current location?

What is lava?

Are mountains formed by convergent or divergent boundaries?

What is making the tectonic plates move?

Which boundary is this an example of?

Hawaii is an example of:

The crust and upper part of the mantle make up which layer?

What type of  boundaries formed the Himalayas?

Which is the outermost layer of the earth?

Evidence for magnetic field reversal can be found

Who proposed the theory of the Continental Drift?

What kind of boundary is shown in the diagram?

The San Andreas Fault lies in which country?

How are volcanic hot spots formed?

Which of the following is not a tectonic plate boundary?