PPT
Curated OER

Earth's Water Sources

For Teachers 5th - 7th
General facts about Earth's water sources, human use, and the water cycle are outlined by this presentation. Slide three has a grammatical error and slide nine refers to the local watershed of the author, so you will need to make a few...
PPT
Mr. E. Science

Erosion and Deposition

For Students 6th - 8th
Get an in-depth look into erosion and deposition with a 23-slide presentation that details how gravity, water, waves, wind, and glaciers cause changes to the Earth's surface. Each slide consists of detailed images equipped with labels,...
PPT
National Park Service

Erosion

For Students 4th - 8th
A set of PowerPoint slides supports a lecture or class review of weathering and erosion. Viewers learn the definition of each and examine various photos for evidence. Erosion is further depicted as caused by wind, water, and ice....
PPT
Curated OER

Glacier Bay Seabirds

For Teachers 9th - Higher Ed
A gorgeous collection of photographs take viewers on a virtual tour or Glacier Bay National Park with a focus on the seabirds living in the area. Adaptations to the polar climate are highlighted, different species of birds are displayed,...
PPT
Curated OER

Weathering and Soil Formation

For Teachers 5th - 7th
A set of 27 slides systematically shows how weathering, erosion, and deposition contribute to soil formation. Both chemical and mechanical weathering are described, as are resulting soil layers and properties. There is no longer any need...