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4th Science 3rd 9 wk

RISD 4th Science 3rd 9 weeks

vocabulary worddefinition
conduction the transfer of thermal energy caused by particles of matter bumping into each other
convection the transfer of thermal energy by particles of a liquid or gas moving from one place to another
solar energy the energy given off by the sun
thermal energy the energy of the motion of particles in matter
solid the state of matter that has a definite shape and takes up a definite amount of space
liquid the state of matter that takes the shape of its container and takes up a definite amount of space
gas the state of matter that has no definite shape and takes up no definite amount of space
volume the amount of space that matter takes up
density the property of matter that compares the amount of matter that compares the amount of matter to the space it takes up
solution a mixture in which the particles of different kinds of matter are mixed evenly with each other and particles do not settle out
dissolve to form a solution with another material
buoyancy the ability of matter to float in a liquid or gas
conductor a material that electric current can pass through easily
insulator a material that current cannot pass through easily
Created by: sgrubb
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