Hawaiian Islands: Volcano Ages, Hotspots and Plate Motion
The ages of volcanic rocks along the Hawaiian-Emperor seamount chain are used to investigate speed of motion of the Pacific plate, to analyze the distinctive bend in the chain, and to consider the age data in the ...

Hawaiian Islands: Erosion and Giant Landslides
High-resolution elevation data on land and in the ocean is used to examine the effects of erosion on the Hawaiian Islands. The remains of remarkable offshore giant landslides are also studied, and consistency with ...

Vertical Exaggeration
Most features on Earth's surface are so small in comparison to the planet's size that we must use vertical exaggeration to make features more visible. In this activity, GeoMapApp's profiling tool ...

Landscape Regions
Relationships between landscape appearance, topography and underlying geology are explored in this activity, with a focus upon the Adirondack Mountains area. Landscape Regions: Annotated Teacher Edition (Microsoft ...

Great Circles and Straight Lines
The concept of distances along great circles and straight lines is explored using maps. Airline flight paths are used as an example. Great Circles and Straight Lines: Annotated Teacher Edition (Microsoft Word ...

Polar Sea Ice
Polar sea ice, its seasonal variability and the effects of a changing climate are introduced in this activity. Polar Sea Ice: Annotated Teacher Edition (Microsoft Word 2.8MB Nov27 12) Polar Sea Ice: Student ...

Choosing the Best Contours
Using GeoMapApp's interactive elevation base map, we experiment to find the best contours for sensibly displaying topography in different landscape regions. Choosing the Best Contours: Annotated Teacher ...