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Electricity

I chose this topic because I find electricity interesting.

Uses of Lasers

L.A.S.E.R is an anachronism for Light Amlification by Stimulated Emission of Radiation.

Uses for lasers

 

- eye surgery

- ulcer removal

- Compact disk players/burners

- scaners/Barcode scaners

- laser shows`

http://www.howlaserswork.info/applications_lasers.html

Changing States of Matter

every liquid has a freezing point. The more energy the higher the freezing point. heat is a commonly found energy.a solid needs to loose energy to become la liquid. sollids have a melting point.

 

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