Science Class
miércoles, 27 de abril de 2011
Vocabulary #6 Sources of Energy
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1- solar cell : a device that generates an electric current from sunlight. 2- biomass conversion : getting energy from plant and...
Vocabulary #5 Temperature, Heat and Matter
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1- thermal expansion : the expansion of matter when its temperature is raised. 2- pressure : the force on each unit of area of ...
Vocabulary #4 Temperature and Heat
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1- kinetic energy : the energy of a moving object. 2- potential energy : energy stored in an object or material. 3- tempe...
lunes, 25 de abril de 2011
Vocabulary #3 Chemical Changes
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1- compound : a chemical combination or two or more elements. 2- chemical bond : a link that atoms or electrically charged partic...
miércoles, 20 de abril de 2011
Vocabulary #2 Elements and Atoms
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1- element : a substance that cannot be broken down any further into anything simpler. 2- atom : the smallest particle of an elem...
Vocabulary #1 Physical Properties
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1- matter : any solid, liquid or gas that makes up the world that around us. 2- mass : amount of matter in an object. 3-...
miércoles, 6 de abril de 2011
6° SIXTH GRADE
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We get back to school again long ago March 1first. The vacations for me were great and a little short but very great. But whatever, for all...
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