lesson 1
matter
is anything that takes up space
element
cannot be broken down to any other substance
weight
force of gravity
lcm
matter is not destroyed or created in any chnage
chemistry
study of matter and how matter chnages
atom
basic particle that eveyrting is maade of
mass
amount of matter in an object
temp
measure of how hot or cold somthing is
substance
single kind of matter that is pure
chemical bond
force of attraction between two atoms
volume
amuont of space that matter occupies
thermal energy
total energy of motion between particles
cc
characteristic of a substamce that descrivbes its ability to change into another substance
molecule
group of two or more atoms held together by a chemical bond
density
measure of mass in a givin volume
endo
energy abosrbes
ways to sepreat mixtures
magnetic attraction, filtering, distillation, evaporation
compund
substance made of two or more different elements chemically combined
exto
releases energy