Friday, January 09, 2015

 
TODAY IN SCIENCE
 
 
 
 
 
i was picked to blog today i wish i was'nt but ill live.
 
 
 
 
 
we also got a PRIZE!!!!!!for getting 2000 veiws on our blog, it is sticker and a movie.
 
 
 
 
so keep coming to our blog so we can have another prize.
 
 
 
 
we watched a video on forms of light.
 
 
 
 
 
 
 
 
 
 
 
 
bioluminesceence
incandescence
flurescence
phosphorescence
chemilominescence
How it works
- created by a chemical
 
-chemical energy is turned into light energy
-created by high temperature 
 -created by absorbing uv light energy
 
-needs constant energy
 -absorbing light energy
 
-keeps giving off light after energy is taken away
 -created by a chemical reaction
 
-two chemicals mixed together makes it glow
Energy source
 
 
 
 
 
Heat created
 
 -about 4600 degrees f
 
 
 
Life span
 
 -1,000 to 2,000 hours
-10,000 hours 
 -3 to 4 hours
 
 
 
 
 
 


3 comments:

  1. This comment has been removed by the author.

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  2. Hi, what an honour to be the blog poster! I hope it was better than you thought. Your chart is a great summary - are you going to try to complete it? By the way, a big congrats on 2000 views!
    (oops - I made a typo on the first comment - even Profs can make mistakes!)

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  3. -no, i wanted the veiwers to try to complete it
    -thanks for visting our blog

    from keenan

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