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19 Cards in this Set

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physical science
the science of matter and energy and their interactions

atom

the smallest component of an element having the chemical properties of the element


molecule

the smallest particle (one or more atoms) of a substance that has all the properties of that substance

element

is a form matter that contains only kind of atom.

compound

(chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight

mixture

(chemistry) a substance consisting of two or more substances mixed together (not in fixed proportions and not with chemical bonding)
units
Tells the reader how the information is being measured/reported

metric system

a decimal system of weights and measures based on the meter and the kilogram and the second
mass
the amount of matter in an object

gram

a metric unit of weight equal to one thousandth of a kilogram
Newton
the metric unit for forces including weight

meter

a metric unit to measure length or distance (it's about the same as a yard)

foot

a linear unit of length equal to 12 inches or a third of a yard

liter

a metric unit of volume

second

1/60 of a minute

factor-label method

method of converting to one unit of measure

slug

The English unit for mass

celsius

sometimes called centigrade, standard scale for measuring temperature

concentration

The quantity of a substance within a certain volume