Curated OER
Weathering and Erosion
Students examine the similarities and differences between weathering and erosion. They participate in a lab in which they test the effects of different materials when exposed to weathering and erosion. They record their observations.
Curated OER
Dust in the Wind; Chemicals in the Water
High schoolers explore mechanical and chemical weathering at stations. They articulate some mechanisms of chemical and mechanical weathering through exploration in a lab. Students stations describe how chemical weathering differs from...
Curated OER
The Wedding of a Mountain
Learners examine the differences between weathering, erosion, and deposition as it pertains to mountains.
Curated OER
How Does Evolution Work?
Students investigate how natural selection influences evolution. They complete a hands-on lab simulation of natural selection, and replicate a real experiment and examine the interplay between selection factors in a population of guppies.
Curated OER
Franklin Mountains
Students review the steps of the rock cycle. In groups, they identify the natural forces that cause weathering and erosion. They describe how sedimentary, metamorphic and igneous rocks might be formed in nature to end the lesson.
Curated OER
Introduction to Dissolved Oxygen and Demonstration of a Simple Test Procedure
Students explain the importance of dissolved oxygen in water ecosystems. They describe the aquatic oxygen cycle and the effect of water pollution on oxygen. They make observations, collect data and draw a conclusion.