The ____________ is the outermost layer of the earth

Earth has four

The __________is between the crust and core. 

Earth's Crust is made up of interlocking pieces called

A convergent boundary is where two tectonic plates crash into each other.  Mountain Ranges and Volcanoes  are landforms that are created by this. 

What type of plate boudary causes a crack in the earth's crust?

What is the melted rock that sits inside the earth's surface?

Who developed the the theory of the continental drift?

Earth has four systems.  Which system does all the water in the oceans, the freshwater in streams and lakes, the snow and rain belong to.

Earthquakes and Tsunamis are examples of geological hazards.

What type of weather is abrasion

Rust is an example of 

Fossils are 

What information can we get from fossils?