Tuesday, March 3, 2009
iPod Shuffle
Daily Recap: Monday, 3/2
Investigating Technologies:
Each group should be coming close to finishing up the first interval of harbor rotation 3. I will open intervals 2 and 3 in the next few days. Keep in mind that we only have a week and a half left (8 class days) to finish up this rotation. We're going to have to hustle a little bit.
Anatomy and Physiology:
We finished up the respiratory anatomy notes from Friday, then worked on Lab Exercise 43: Organs of the Respiratory System.
Biology:
1. Both classes took quiz 3.4.
2. 6th period: Notes over equillibrium and speciation (population genetics)
3. Discussion over teaching evolution in Kansas
Monday, March 2, 2009
That Flushing Sound
Asteroids and Such
Early this morning, a piece of rock 35 meters wide passed within 72,000 km of Earth. In the sense of space, that's a pretty close miss (about 1/5 the distance to the moon). Sky and Telescope has a short post about this even, as does Spaceweather. Bad Astronomy also has a post about it, but you won't be able to access it from a school computer (it's one of those dreaded blog-things...) It's important to note that this asteroid never posed a threat to Earth, even though it was only discovered a couple of days ago.
If you're tired of sleeping at night and want to give yourself something to worry about, scroll down on the Spaceweather site. You'll see that astronomers are currently tracking 1033 PHA's (potentially hazardous asteroids). These are large asteroids that have the potential of intersecting Earth's orbit at some point in the future.
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