A student wanted to make a model of the Earth. The student decided to cut a giant Styrofoam ball in half and paint the layers on it to show their their thickness.

Which model below best represents the layers of the Earth?

A student is building a model of the layers of the Earth. Which material would best represent the crust?

A rock sitting on the surface of the Earth is pushed down into the Earth over time. It is exposed to tremendous heat and pressure. Although the rock does not melt, it does change into a new type of rock.

How would the new rock be classified?

A student made peanut butter bars by pressing a layer of graham cracker crumbs into a baking pan. Next, the student added a layer of a peanut butter mixture and then added a layer of crushed peanuts. Lastly, the student added a layer of chocolate frosting.

The process of making peanut butter bars is most like the formation of what type of rock?

Limestone is a common sedimentary rock found in Texas. Which of the following processes is responsible for the formation of limestone?

The Earth is made of many layers. Which layer is made up of part crust and part mantle material?

Which of the following process is most likely to occur at location Z?

Long periods of extreme heat and pressure result in the formation of...

Obsidian, a shiny naturally made volcanic glass, is formed when lava rapidly cools without much time for crystallization to occur. Early civilizations used obsidian to make arrowheads, knives, spear heads, and other weapons and tools. Based on the processes of its formation, obsidian is classified as...

Which process best describes the formation of a sedimentary rock?

Which layer in the image above contains the asthenosphere and part of the lithosphere?

Which layer in the image above represents the layer of the Earth composed of liquid metal?