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# Ch 25 int sc

### Measuring Heat

What is British thermal unit(Btu)? The quantity of heat it takes to increase the temperature of one pound of water by 1 degree Fahreheit.
What is calorie? The quantity of heat required to raise the temperature of one gram of water by 1 degree Celsius.
What is Celsius scale? A temperature scale on which zero equals the temperatler that water breezes and 100 is the temperature that water boils.
What is conduction? The transfer of thermal energy by the direct contact of particles of matter.
What is covection? The transfer of thermal energy by the actual motion of a fluid in the form of currents.
What is Fahrenheit scale? A temperature scale on which water freezes at 32 degrees and water boils at 212 degrees.
What is the first law of thermodynamics? States that energy in a closed system is conserved.
What is heat? The flow of thermal energy from one object to another object due to a temperature difference.
What is heat-temperature rule?
What is joule? A unit for measuring work.
What is latent heat? The heat used to melt, boil, or evaporate a substance and released when a substance condenses or freezes.
What is radiation? A term used to describe the particles and energy that are emitted from radioactive substances.
What is specific heat? A property of a substance that tells us how much heat is needed to raise the temperature of one gram by 1 degree celsius.
What is temperature? The measurement used to quantify the sensations of holt and cold.
What is thermal conductor? A material that easily conducts heat.
What is thermal energy? The sum of all kinetic energy of a material's atoms and molecules.
What is thermal equilibrium? A state that results when heat flows from a hot object to a cold object until they are at the same temperature.
What is thermal insulator? A material that conducts heat poorly.
What is thermometer? Detect a phiscial change in a material that results from a change in temperature.
What is thermostat? x
Created by: jazznsoul64