| Question | Definition |
| What is another name for the mantle? | |
| What is another name for the Earth’s core? | |
| What nationality was J. Tuzo Wilson? | |
| What is the name of the currents in the mantle that are formed by hotspots? | |
| What is the mesosphere made of? | |
| What is the name given to people who study volcanoes? | |
| What is the name of the process where two tectonic plates spread apart? | |
| What is the name of the theory that says that the continents once were one giant land mass that have moved apart over time? | |
| Who created the theory of Continental Drift | |
| If two plates collide, forcing the denser one to sink, what is the term? | |
| Which is the most common gas on the Earth’s surface? | |
| What is formed when the tectonic plates move over a HOT SPOT? | |
| Are there any active volcanoes in Canada? | |
| What is the name given to a volcano that erupted in the past, and could erupt again in the future? | |