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25 Cards in this Set

  • Front
  • Back
Absolute Zero
The zero point on the Kelvin temperature scale, equivalent to
Accepted Value
A quantity used by general agreemnt of the scientific community
The closeness of a measurement to the true value of what is being measured
The quantity of heat needed to raise the temperature of 1g of pure water 1 C
Celsius scale
The temperature scale on which the freezing point of water is 0 C and the boiling point is 100 C
Conversion factor
A ratio of equivalent measurements used to convert to quantity from one unit to another
The ratio of the mass of an object to its volume
Dimensional Analysis
A technique of problem-solving that uses the units that are part of a measurement to help solve the problem
The capacity for doing work or producing heat
The difference between the accepted value and the experimental value
Experimental Value
A quantitive value measured during an experiment
A metric mass unit equal to the mass of 1 cm3 of water at 4 C
International System of Units
The revised version of the metric system, adopted by international agreement in 1960
The SI unit of energy: 4.184 J equal one calorie
Kelvin scale
The temperature scale in which the freezing point of water is 273K and the boiling point is 373K; 0K is absolute zero
The mass of 1 L of water at 4 C; it is the base unit of mass in SI
The volume of a cube measuring 10 centimeters on each edge (1000 cm3); it is the common unprefixed unit of volume in the metric system
A quantitive description that includes both a number and a unit
The base unit of length in SI
Percent Error
The percent that a measured value differs from the accepted value
Describes the closeness, or reproducibility, of a set of measurement taken under the same conditions
Scientific Notation
An expression of numbers in the from m x 10 where m is equal to or greater than 1 and less than 10, and n is an integer
Significant figures
All the digits that can be known precisely in a measurement, plus a last estimated digit
A measure of the average kinetic energy of particles in matter; temperature determines the direction of heat transfer
A force that measures the pull of gravity on a given mass