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Professor Dave Explains
Topography and Types of Sediments
Now that we've learned about the layers of the ocean, let's focus on the floor. How did oceanographers learn about the composition of the ocean floor? What is sediment? How do different types of sediment get to the ocean and what...
Mazz Media
Earth's Changing Crust
Footage of erupting volcanoes and earthquakes combined with animations help students to learn the causes and effects of earthquakes and volcanoes on our planets crust. Using animated maps the video helps viewers to understand how...
Professor Dave Explains
The Purpose of Mixed Economies
We've talked about free market economies and command economies, but the truth of the matter is that nearly every country on Earth utilizes a mixed economy, which blends aspects of each of the aforementioned economy types. Whether talking...
Professor Dave Explains
An Overview of Earth’s Layers
We only interact with the very surface of the Earth, called the crust. So what else is down there? What is the composition of the Earth? How many layers are there, and how do they differ? What is the mantle, and how does it convect? What...
Curated OER
Rockies Thrust Up
How did Colorado's Front Range arise when it's 1,000 miles from where the Pacific and North American plates meet? Learn about the theory behind this oddity and use this video to springboard into other topics, such as what types of rocks...
Khan Academy
Structure of the Earth
Salman Khan delves into the layers of the Earth. He provides names and general numbers about depths and composition.
Khan Academy
Compositional and Mechanical Layers of the Earth, Cosmology and Astronomy
Sal details the chemical and mechanical composition of the Earth's crust, mantle, and core layers—a substantial addition to your geology or earth science lecture.
Annenberg Foundation
Annenberg Learner: Subduction Zone Volcanoes
A video exploring places where subduction zone causes volcanoes to form. [5:24]
Next Vista for Learning
Next Vista for Learning: Plate Tectonics
Do you know how mountains, volcanoes, and rift valleys are formed? This video uses graham crackers and frosting to illustrate what plate boundaries look like. Learn what causes subduction zones and earthquakes with this model. See the...