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- Atomic spectra and the Bohr model
- Students view continuous spectra from incandescent and fluorescent lights and line spectra of selected elements. Students relate energy to frequency of light seen in the spectra. The presence of only certain lines in atomic spectra is related to Bohr's model of the atom. In a second experiment, students determine electron energies in the hydrogen atom.
- Format: lesson plan (grade 9–12 Science)
- By Lisa Bacon.
- Lactase enzyme lab
- This lab will examine the specificity of an enzyme (lactase) to a specific substrate (lactose). Students will observe the actions of the enzyme and how shape is important to enzyme reactions.
- Format: lesson plan (grade 9–12 Science)
- By Bert Wartski.
- Flying high with hot air balloons!
- This lesson is written for the Novice High Second Language Student. This lesson uses the historical fiction book, The Big Balloon Race by Eleanor Coerr, to reinforce basic vocabulary, introduce new vocabulary while tying into many community sponsored hot air balloon events held in the fall.
- Format: lesson plan (grade 6 English Language Arts and English Language Development)
- By Barbara Boal.
- A paint pot in Yellowstone National Park, WY
- A paint pot in Yellowstone National Park, Wyoming. A paint pot, also known as a mudpot, is a pool of clay and silica dissolved by the transformation of hydrogen sulfide gas into sulfuric acid. Early summer sees the paint pots thin and watery with snow melt...
- Format: image/photograph
- Bounce into rubber: Natural latex from Thailand
- This lesson for grade nine investigates the natural latex rubber sources from Thailand. Students complete research and experiments to determine which plants from Thailand are sources of latex, and explore images of rubber harvesting in Thailand.
- Format: lesson plan (grade 9 Science)
- By Robin Bartoletti.
- Estuaries in North Carolina: A primer
- Estuaries are places near the coast where freshwater and saltwater mix. Influenced by ocean forces yet partly sheltered from them, estuaries have unique and fascinating ecologies. This article explains what estuaries are, their geology and role in the larger...
- By Waverly Harrell and Jennifer Godwin-Wyer.
Resources on the web
- Skunk removal
- In this Science Update, from Science NetLinks, students hear about skunks and the best methods to get rid of their odor. (Learn more)
- Format: activity/lesson plan (grade 4 Science)
- Provided by: American Association for the Advancement of Science
- Andrei Sakharov: Soviet Physics, Nuclear Weapons, and Human Rights
- Photos, primary resources, and audio recordings accompany biographical text that explores the major periods of this Soviet physicist's life. (Learn more)
- Format: website/general
- Provided by: American Institute of Physics
