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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...
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PPT
Curated OER

Energy Flow Through Ecosystems

For Teachers 6th - 9th
Middle or high school environmental studies classes will learn much from this presentation on energy in ecosystems. It covers the foundational topics of trophic levels, food webs, and nutrient cycles using informational text and...
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PPT
Curated OER

What are Earthquakes?

For Teachers 7th - 12th
Here is a scientific presentation of earthquakes. The elastic rebound theory is explained, as well as the different types of waves and how they are measured. Just a note: Slide number 15 has a diagram that is upside down. Enable editing...
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PPT
Curated OER

Basic Parts of the Plant

For Teachers 7th - 12th
Beginning botanists learn basic plant structure by viewing this presentation. It is somewhat lifeless because there are no photos, so you will want to display actual plants as you work through the slides. The information, however, is...
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PPT
Curated OER

Happy Lesson: The Earth's Crust

For Teachers 5th - 7th
This PowerPoint provides a multiple choice and fill-in-the-blank format for reviewing vocabulary and related content following an "earth's crust" science unit. The information is concise and age-appropriate and the font and colors are...

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