Shelly is classifying rocks in her collection. She knows that limestone often contains fossils. In which category would these rocks be classified?

Pumice is formed when lava from a volcano cools. Which rock type is pumice?

The presence of an animal fossil in a rock gives evidence of

What layer of Earth is located just below the crust?

Which layer of Earth is the thinnest?

What kind of material makes up the Crust?

What kind of material makes up the Mantle?

What kind of material makes up the outer core?

What kind of material makes up the inner core?

What most likely happens as the plates slide past each other?

What type of plate tectonic boundary has two plates that pull away from each other?

What type of plate tectonic boundary has two plates that collide into each other?

What type of plate tectonic boundary has two plates that slide past each other?

Which of these often occur as the Earth's crustal plates move?

Magma, gases, and ashes can erupt through vents in the Earth's surface called —

The breaking down of all rocks is called —

Changes to a land surface caused by a river flowing through the area for many years washing away the land. Which process caused the changes to the surface?

Which action can be used to prevent soil erosion?

Which of these is an impact made by humans?