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the zero point on the Kelvin temp scale, equivalent to 273.15 C
absolute zero

quantity used by general agreement of the scientific community
acepted value

closeness of a measurement to the true value of what is being measured
accuracy

quantity of heat needed to raise the temp of 1 C of pure water
calorie

temp scale on which the freezing point of water is 0C and boiling is 100C
Celcius scale

ratio of equivalent measurements used to convert a quantity from one unit to another
conversion factor

ratio of the mass of an object to its volume
density

tech of a problem solving that uses the units that are part of a measurement to help solve the problem
dimensional analysis

capacity for doing work or producing heat
energy

diff between the sccepted value and the experimental value
error

quantitive value is used to test the hypothesis
experimental value

metric mass unit equal to the mass of lcm3 of water @ 4 C
gram

revised version of the metric system adopted by international agreement in 1960
iternational system of units

the SI unit of energy
joule

temp scale in which the freezing point of water is 273K and boiling point is 373K
Kelvin scale

mass of 1L of water @ 4C
kilogram

volume of a cube measuring 10 cm on each edge (1000 cm3)
liter

quantity desciption that includes both a # and unit
measurement

base unit of length in SI
meter

percent that a measured value
percent error

describes the closeness or reproductively of a set of measurements taken under the same conditions
precision

expression of #s in the form mx10n where m is equal to or greater than 1 and less than 10 and n is an integer
scientific notation

all the digits that can be known precisely in a measurement, plus a last estimated digit
significant figures

measure of the average kinetic energy of particles in matter
temperate

force that measures the pull of gravity on a given mass
weight

