| Clue | Answer |
| Earth's _____ is a dense ball of solid metal. | |
| A _____ is an example of a constructive force of nature. | |
| The soil layer that has the greatest amount of decayed material in it is _____. | |
| The oldest fossils are found in _____. | |
| Most _____ occur at plate boundaries. | |
| _____ is the changing of materials in a rock by chemical processes. | |
| When people feel the force of two plates jerking into a new position, an _____ is taking place. | |
| Scientists study material that pushed through the cracks in the crust to learn about the _____ and _____ of the Earth | |
| Earth's magnetic field results from movements in the _____. | |
| The _____ is the Earth's outermost and thinnest layer. | |
| _____ is the breaking down of rock by gravity, ice, plant roots, or other forces. | |
| Most geologists believe that _____ are the result of the movement of Earth's plates. | |
| The Earth's _____ is made up of the top part of the mantle and the crust above it. | |
| A _____ is the place where two plates come together. | |
| _____ is the placing of materials in a new place. | |
| Starting from the surface, the correct order of the Earth's layers are _____, _____, _____, and _____. | |
| Farmers surround fields with natural barriers such as trees in order to prevent _____ of topsoil. | |