CK-12

CK-12 provides open-source high quality K-12 learning platform to help teachers provide learning opportunities for students globally. Free access to 5000+ high-quality, customizable educational concepts in multiple modalities (text, videos, quizzes, images etc.) suited to different learning levels will allow teachers, students and others to innovate and experiment with new models of learning.

Learn more about CK-12 at: https://www.ck12.org/teacher/

Lessons 668
Views 89,908
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Students will learn the difference between renewable and nonrenewable resources, which is based on whether a resource can be replaced faster than it...
CK-12
Updated: 
2016
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  • Science
  • MS, HS
Students will explore where the energy used in the US comes from and how this compares to other countries.
CK-12
Updated: 
2016
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Students will learn what nonrenewable energy resources and fossil fuels are and how they form, and the drawbacks of using nonrenewable energy...
CK-12
Updated: 
2016
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  • Science
  • MS, HS
Students will learn how fossil fuels are created when organisms are buried quickly and altered by intense heat and pressure.
CK-12
Updated: 
2016
0 Comments
  • MS, HS
Coal is a solid fossil fuel that forms from ancient swamps and is currently the source of most electricity. Students will learn about coal's creation...
CK-12
Updated: 
2016
0 Comments
  • Science
  • MS, HS
Petroleum is formed from ancient life, is essential for modern industrial society, but has negative consequences on the environment. Students will...
CK-12
Updated: 
2016
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Natural gas forms like crude oil but at higher temperatures; techniques for obtaining it maybe environmentally damaging. Students will learn about...
CK-12
Updated: 
2016
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Alternative sources of fossil fuels, like shale and tar sands, may extend our use of fossil fuels, but have negative impacts. Students will learn...
CK-12
Updated: 
2016
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Students will learn what renewable energy resources are and examples of renewable energy resources.
CK-12
Updated: 
2016
0 Comments
Solar energy is everywhere, and is being increasingly used for power, but it is expensive to harness. Students will how solar energy can be used and...