Narrow Search

Filters: Your search found 87 results.
Topics/Subjects:
Earth structure  
Educational Level:
High school  
Instructional Strategies:
Open inquiry  
Hands-on learning  
Sort by:
Per page:

Now showing results 21-30 of 87

In this lab activity, student teams hypothesize which source has a greater becomes CO² concentration: their breath, auto exhaust, or air in the classroom. They test gas samples from each of these sources, plot data, and hypothesize about the... (View More)

This textbook chapter outlines the historical development of the Theory of Natural Selection, presenting classic evidence including Darwin's study of finch beak variation in the Galapagos Islands and Kettlewell’s investigation of the pepper moth... (View More)

Keywords: Adaptation; Evolution
Audience: High school
Materials Cost: Free

This activity uses an episode of poor air quality over the Midwest and Eastern seaboard to engage students in an exploration of the collection, comparison, analysis and utilization of air quality data. With the aid of a camera, the EPA website and... (View More)

Audience: High school
Materials Cost: Free

This activity uses rain and flood events in the Midwest to engage students in an exploration of the collection, comparison, analysis and utilization of rainfall data. Students will access online precipitation data from both a ground-based station... (View More)

Audience: High school
Materials Cost: Over $20 per group of students

This 12-lesson unit includes inquiry-based lessons about the surface features of the Moon and the Earth and how these two worlds formed and continue to evolve. Students participate in real science as they help lunar scientists map the surface of the... (View More)

In conjunction with discussions on atmospheric CO2, timescales, and proxy data, students will make, dissect, and analyze an ice core. The activity allows students to study changes in Earth’s atmospheric composition and temperature on millennial to... (View More)

This introductory textbook chapter presents data demonstrating decreased global biodiversity and its link to human activity. The resource includes a field-based student investigation of local biodiversity, links to current news articles, and an... (View More)

In this demonstration activity, students make structural models of gas molecules using pipe cleaners and polystyrene balls and test their molecules for their resonant frequency. Students shake the models, count vibrations, and compare the resonance... (View More)

In this lesson plan, students participate in a hands-on activity using a plastic bottle and other simple ingredients to learn the three factors required for cloud formation. Detailed Procedure and materials, vocabulary linked to an on-line glossary,... (View More)

Keywords: Clouds

In this field activity, students document examine the role of a tree in its ecosystem and as part of the environment in a human community. Students measure the tree's dimensions, examine co-residing organisms, leaf litter, and soil, and research the... (View More)