Monday, November 9, 2009

nasa blog

1. Light Curves- a. Astronomers use light being emitted from an object to measure things like a planet's mass and size.
b. Quiz grade: 100%
c.http://amazing-space.stsci.edu/
2. Dark Matter- a. Dark matter is the blackness we see in space. It is made up of W.I.M.P.s . They absorb a lot of light so that we can't actually see the matter.
b. Quiz grade: 100%
c. http://cdms.berkeley.edu/Education/DMpages/index.shtml
3. Black Holes- a. Black holes are up to 50 times more massive than our sun. They are possibly powerful enough to slow time in it's vortex and is definitely strong enough to suck in light.
b. Was no quiz, but I feel as though I would have aced it anyway.
c. https://astrophysics.gsfc.nasa.gov/imagineWiki/ResourcesAg#BH
4. X-ray telescopes- a. X-ray telescopes can measure energy coming from stars and high-energy emitting objects in space.
b. 100%
c. http://constellation.gsfc.nasa.gov/

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