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19 terms

Apologia Physical Science Module 1

Homeschool Co-op
STUDY
PLAY
physical science
the study of the earth's structure as well as it's place in the solar system and the universe
atom
the smallest chemical unit of matter
molecule
two or more atoms linked together to make a substance with unique properties
element
substances made up of billions of the same atom
compound
substances made up of billions of molecules.
mixture
several differant substances of which is made up of either atoms or molecules. Some that we see are: wood, cereal, ect.....
units
Tells the reader how the information is being measured/reported, such as centimeters, inches......
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
the english unit 4 distance
liter
a metric unit of volume
second
1/60 of a minute also in both systems
factor-label method
method of converting to one unit of measure to the other
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