Across
- 3. on the peak of a mountain it is cold enough for.
- 5. a group of mountains is called a.
- 8. this type of rock is created when lava cools.
- 9. what US state has the most volcanoes.
Down
- 1. mountains that erupt are called.
- 2. what is the tallest mountain.
- 3. the top of a mountain is called the,not peak.
- 4. underground lava is called.
- 6. what is the longest mountain rang in the us.
- 7. tectonic plates move this many inches per year.