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### 38 Cards in this Set

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 the ability to do work or produce heat. energy stored energy potential energy energy in motion kinetic energy in any chemical reaction or physical process,energy can be converted from one form or another. but it is neither created nor destroyed law of conservation of energy energy stored in a substance because of its composition chemical potential energy energy that is in the process of flowing from a warmer object to a cooler object heat amount of heat required to raise the temperature of 1 g of pure water by 1 degree celcius calorie 1 nutritional Calorie kilocalorie SI unit of heat and energy joule 1 calorie is = ______ joules 4.184 joules amount of heat required to raise the temperature of one gram of that substance by one degree celsius. specific heat the heat absorbed or released q specific heat c mass of the sample in grams m change in temperature in celsuis. final temp-initial temp delta t heat equation q=c x m x delta t how close a measured value is to an accepted value accuracy refers to how close a series of measurements are to one another precision converting from a large # to a small # of units must _____ increase time second length meter mass kilogram temperature kelvin density d= m/v volume distance[density]/time or l x w x h zeros that are place holders are ____ significant not ______ have an infinite # of significant figures constants when multiplying or dividing , -measurements with the _____ # of s.f determines the answer least when you and or subt the measurement with the least amount ___ the decimal point determines the answer past the lowest temperature that is theoretically possible, at which the motion of particles that constitutes heat would be minimal. It is zero on the Kelvin scale absolute zero kilo 10^3 hecto 10^2 deka 10^1 base unit 10^0 deci 10^-1 centi 10^-2 milli 10^-3 nano 10^-9