1
"There are many glaciers all over Alaska. Flying into Lake Clark National Park and Preserve through Lake Clark Pass, you will see many glaciers. These glaciers were growing during the last Ice Age. Now many are retreating because Alaska is getting warmer. As the glaciers melt they leave behind...
Grade Level   5 6 7 8 9 10 11 12
Classroom Activities Curricula and Instruction
Save to List
2
We usually think of caves forming as rocks are dissolved and the particles are washed away, leaving hollow spaces behind. This activity simulates the way that dissolution, a chemical weathering process, leads to the formation of caves. When precipitation such as rainwater or snowmelt mixes with...
Grade Level   7 8 9 10 11 12
Classroom Activities Curricula and Instruction
Save to List
3
In this investigation, you'll have the opportunity to learn about the many geological features in our country's national parks. You might not realize this, but a large number of the national parks were created because of their amazing geology. Just think of the geological features of Yellowstone...
Grade Level   6 7 8
Classroom Activities Curricula and Instruction
Save to List