Scholastic
Study Jams! Igneous Rocks
Dynamic music pumps up viewers as they learn about intrusive and extrusive igneous rocks. Presentation slides include a graphic depiction of magma below Earth's surface , photographs of lava exploding and flowing, and close-ups of...
Scholastic
Study Jams! Metamorphic Rocks
Photographs of magnificent metamorphic rock formations make up the bulk of this brief slide show. Along with the upbeat background music, slow-moving slides, and informational captions of the slide show, you will also find key...
Curated OER
The Biogeochemical Cycles
The majority of this presentation is a collection of diagrams and graphs that back your lecture on biogeochemical cycles. The last few slides define ecosystems and the Gaia hypothesis. You may find these slides valuable, but will...