http://www.ck12.org Chapter 3. Chemical Interactions
- Bread: Bart Everson (Flickr:Editor B); Pasta: Mathias Braux; Cereal: Borja Iza; Potatoes: Courtesy of Scott
Bauer, USDA ARS. Examples of starches. Bread: CC BY 2.0; Pasta, Cereal, and Potatoes: Public Domain - Christopher Auyeung. Diagram of cellulose structure. CC BY-NC 3.0
- Christopher Auyeung. Structure of glycine. CC BY-NC 3.0
- Christopher Auyeung. Hemoglobin transports oxygen around the body. CC BY-NC 3.0
- (A) Naotake Murayama; (B) Bart Everson (Flickr:Editor B). Examples of lipids. CC BY 2.0
- Christopher Auyeung. Saturated and unsaturated fatty acids. CC BY-NC 3.0
- Christopher Auyeung. Phospholipids in a membrane. CC BY-NC 3.0
- Christopher Auyeung. Parts of a nucleotide. CC BY-NC 3.0
- User:Forluvoft/Wikimedia Commons, modified by Christopher Auyeung/CK-12 Foundation. Structure of
DNA. Public Domain - Christopher Auyeung. Diagram illustrating photosynthesis. CC BY-NC 3.0
- User:Stomac/Wikimedia Commons.. CC BY 3.0
- Courtesy of NASA Earth Observatory.. Public Domain
- Dwight Burdette.. CC BY 3.0
- Laura Guerin. Cellular respiration occurs in all organisms. CC BY-NC 3.0
- Zachary Wilson. The lock and key model illustrates how many enzymes function. CC BY-NC 3.0
- Top: Flickr:LearningLark; Bottom: Laura Guerin (CK-12 Foundation). Amylase and pepsin are used in our
digestive system. Top: CC BY 2.0; Bottom: CC BY-NC 3.0 - Flickr:xiquinhosilva. Oceans are made of a solution of salt and water. CC BY 2.0
- Courtesy of Petty Officer 1st Class Michael B. Watkins, U.S. Navy. Oil is insoluble in water. Public Domain
88.. The atmosphere is a gaseous solution. CC BY-NC 3.0 - Zachary Wilson. Non-polar paint thinner is used to dissolve non-polar oil based paints. CC BY-NC 3.0
- Christopher Auyeung. Diagram showing how salt dissolves in water. CC BY-NC 3.0
- Christopher Auyeung. Diagram showing how sugar dissolves in water. CC BY-NC 3.0
- Michael Pereckas. This truck is spreading salt to unfreeze the roads. CC BY 2.0
- Flickr:EvelynGiggles. Antifreeze lowers the freezing temperature of the water in car radiators. CC BY 2.0
- Christopher Auyeung. Solubility of a solid at differenttemperatures. CC BY-NC 3.0
- Christopher Auyeung. Solubility of various compounds. CC BY-NC 3.0
- User:Chemicalinterest/Wikimedia Commons. Hydrochloric acid reacts with Zinc to generate hydrogen gas
and zinc chloride. Public Domain - Christopher Auyeung. Blue litmus paper turns red in acid. CC BY-NC 3.0
- Fertilizer: Su Yin Khoo; Hydrochloric Acid: Flickr:maticulous; Battery: User:Shaddack/Wikimedia Com-
mons. Uses of acid. Fertilizer: CC BY 2.0; Hydrochloric Acid: CC BY 2.0; Battery: Public Domain - Christopher Auyeung. Red litmus paper turns blue in base. CC BY-NC 3.0
- Soap: Ross Elliot; Concrete: Matsuoka Akiyoshi; Deodorant: User:Donbert/Wikimedia Commons. Uses of
bases. Soap: CC BY 2.0; Concrete: Public Domain; Deodorant: Public Domain - CK-12 Foundation. The pH scale measures acidity. CC BY-NC 3.0
- User:Nipik/Wikimedia Commons. Acid fog and acid rain has killed all the trees in this forest. Public Domain
- User:Nino Barbieri/Wikimedia Commons. This statue has been damaged by acid rain. CC BY 2.0
- User:Midnightcomm/Wikimedia Comons. Antacid pills neutralize acid to prevent acid indigestion. CC BY
2.0 - Paul Nadar. Antoine Henri Becquerel. Public Domain
- Christopher Auyeung. Radioactive elements in the periodic table. CC BY-NC 3.0
- Tim Vickers. this Geiger counter detects radiation. Public Domain
- Jens Langner. This machine detects radiation in a patient’s body. Public Domain
- User:Penubag/Wikimedia Commons. Radiation has different levels of penetration. Public Domain
- Christopher Auyeung. Diagram illustrating alpha decay. CC BY-NC 3.0
- Zachary Wilson. Diagram illustrating beta decay. CC BY-NC 3.0
- Zachary Wilson. Diagram illustrating gamma decay. CC BY-NC 3.0
- Christopher Auyeung. Diagram illustrating half-life of radioactive samples. CC BY-NC 3.0