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Grade 6 Unit B Ch 1

Scott Foresman 6th Science Unit B Ch 1 Vocab

Positive Number A number greater than zero
Negative Number A number less than zero
Heat A flow of energy from warmer matter to cooler matter
Thermal energy The total energy of the particles that make up any matter
Temperature A measurement of the average motion of the particles in a substance or object
Expand To take up more space; to get larger
Contract To take up less space; to get smaller
Conduction The flow of heat from one object to another by direct contact between the objects
Conductor A substance through which energy flows easily
Insulator A substance that slows down the transfer of heat
Convection The flow of thermal energy that occurs when a warm liquid or gas moves from one place to another
Radiation The transfer of energy from one place to another without the use of matter
Created by: DawnSimpson