Wednesday, October 12, 2011

Who are these two men?


The first one to post the correct answer gets 5 pts extra homework credit. Chag Semeach!

Wednesday, October 5, 2011

Heretical crystal takes Nobel glory - physics-math - 05 October 2011 - New Scientist

Heretical crystal takes Nobel glory - physics-math - 05 October 2011 - New Scientist

"Even our greatest scientists are not immune to getting stuck in convention. Keeping an open mind and daring to question established knowledge may in fact be a scientist's most important character trait."

Tuesday, October 4, 2011

Vera Rubin and Dark Matter


This past weekend, three astrophysicists were awarded the Nobel prize in physics for their discovery that the universe is accelerating (as opposed to decelerating as had been predictied by big bang theory). Their work builds on that of Vera Rubin, an observant Jew who help discover dark matter.

Bug sucks up worm's guts....

YUMMY!

9th and 7th graders:


Read this article and email to me the answer to one of the following questions for 5 points extra exam credit.

  1. Altruism can be defined as: behavior by an animal that may be to its disadvantage but that benefits others of its kind, as a warning cry that reveals the location of the caller to a predator. Describe how some slime molds exhibit what may be interpreted as altruism.
  2. Imagine you were in charge of planning a high speed train system that links New York, Chicago, Phoenix, Miami, and San Francisco with Kansas City. How could you use slime molds to help you find the most effective placement of tracks.
You must follow instructions and give a plausable answer that demonstrates you have read and understood the article in order to receive credit. Due by 10/7/11.

    Monday, October 3, 2011

    Back by popular demand!!!!

    Mars Surprise! --Atmosphere is Supersaturated with Water Vapor

    Mars Surprise! --Atmosphere is Supersaturated with Water Vapor

    9th and 10th graders: email me a paragraph summarizing the importance of inferences in the scientific study of Martian water vapor as detailed in the article.

    5 pts extra homework credit. Due by 10/7/11

    Cosmic filaments

    http://www.dailygalaxy.com/my_weblog/2011/09/vast-cosmic-filaments-discovered-that-link-the-universe.html

    For 5 pts extra homework credit, email me a paragraph explaining what cosmic filaments are and why physicists believe they exist.

    Open to all students. Due by 10/7/11.

    Which is your favorite?

    http://curiosity.discovery.com/topic/applications-of-quantum-mechanics/10-real-world-applications-of-quantum-mechanics.htm

    Post the application of quantum mechanics that most interests you and a sentence explaining why for one point extra credit on your last exam.

    Open to all students. Due by 10/5/11