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Heat and Heat Technology - Chapter 6

Terms in this set (21)

energy that moves particles in matter
thermal energy
what we feel as heat is thermal
energy
matter with slow moving particles is
cold
movement of particles from one place to another
heat
heat that moves between objects that touch each other
conduction
material in which thermal energy moves through easily
conductor
material that thermal energy can not easily move through
insulator
heat that moves through liquids & gases
convection
heat that moves through space from the Sun to Earth
radiation
thermal energy that moves without touching anything
radiation
a tool for measuring heat
thermometer
2 scales for measuring temperature
Fahrenheit & Celsius
Temperature
a measure of the average kinetic energy of the particles in an object
Thermal expansion
an increase in the size of a substance in response to an increase in the temperature of it
absolute zero
the temperature at which molecular energy is at a minimum
specific heat
the quantity of heat required to raise a unit mass of a material 1 K in a specified way given a constant pressure and volume
state of matter
the physical form of matter that includes solid, liquid, and gas
change of state
the change of a substance from one physical state to another
insulation
a substance that reduces the transfer of electricity, heat, or sound
heat engine
a machine that transforms heat into mechanical energy or work
thermal pollution
a temperature increase in a body of water that is caused by human activity and has a harmful affect on the body of water to support life
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