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This video (11:17) is the second in the Crash Course Biology series. It covers all the reasons why water is one of the most fascinating and important substances in the universe.Introduction = 00:42Molecular structure & hydrogen bonds = 01:38Cohesion & surface tension = 02:46Adhesion = 03:31Hydrophilic substances = 04:42Hydrophobic substances = 05:14Henry Cavendish = 05:49Ice Density = 07:45Heat Capacity = 09:10


  • Science > Biology
  • Science > General
  • Science > Physics

Education Levels:

  • Grade 9
  • Grade 10
  • Grade 11
  • Grade 12


unique properties of water structure of water carbon-containing biomolecules, surface tension



Access Privileges:

Public - Available to anyone

License Deed:

Creative Commons Attribution Non-Commercial
Update Standards?

HS-PS1-3: Next Generation Science Standards

Plan and conduct an investigation to gather evidence to compare the structure of substances at the bulk scale to infer the strength of electrical forces between particles.

SCI.9-12.SC.912.L.18.D: Science

The unique chemical properties of carbon and water make life on Earth possible.
Curriki Rating
On a scale of 0 to 3
On a scale of 0 to 3

This resource was reviewed using the Curriki Review rubric and received an overall Curriki Review System rating of 3, as of 2014-08-06.

Component Ratings:

Technical Completeness: 3
Content Accuracy: 3
Appropriate Pedagogy: 0

Reviewer Comments:

Brothers John and Hank Green have created these engaging and accurate “crash course” videos on topics ranging from chemistry to world history, biology, literature, and ecology.  Each video is 10 – 15 minutes long and suitable for all ages, though the content (and humor) may be less suited for the elementary level.  You can learn more about the specific contents of this particular video (from the Biology collection) by clicking the information tab above.  These videos serve multiple purposes well from use in the classroom to facilitating one’s own lifelong learning. 
Curriki Review System
August 6, 2014

This video is part of the larger collection called Crash Course Biology. You can learn more about this collection by reading its review and comments. You can also find the most recent Crash Course videos in all subjects at the Crash Course YouTube channel .

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