Chapter 2: Matter 2A Word Scramble
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Term | Definition |
color | physical property |
shape | physical property |
density | physical property |
magnetism | physical property |
conductility | physical property |
ductility | physical property |
rust | chemical property |
burning something | chemical property |
rot/decomposing | chemical property |
combustion & flamability | chemical property |
melting | solid to liquid |
freezing | liquid to solid |
condensing | gas to liquid |
vaporizing | liquid to gas |
compounds | two or more DIFFERENT elements chemically bonded together |
molecules | snallest individual units in compounds - 2 or more elements chemically bonded together; they can be made of the SAME element to two or three different elements |
diatomic elements | hydrogen, nitrogen, oxygen, flourine, chlorine, bromine, iodine |
monatomic elements | neon, helium, argon, radon, xenon |
CO2 | compound |
NaCl | compound |
N2 | element |
Cu | element |
Chlorine | element |
water | compound |
soil | heterogenous mixture |
pure air | homogenous mixture |
alcohol | compound |
solubility | physical property |
boiling point | physical property |
water is heated and changed to steam | physical change |
evaportaion | physical change |
milk sours | chemical change |
pancakes cooking on a griddle | chemical change |
grass growing on a lawn | chemical change |
water is absorbed by a paper towel | physical change |
oxygen | element |
carbon dioxide | compound |
subscripts | smaller numbers written at the lower right of the symbol in a formula |
coefficients | the numbers in front of a formula and refer to the entire unit |
formulas | represent compounds and tell what type fo element and how many atoms of each type of element are in and individual unit of the compound |
no change in the composition of the matter | physical properties |
how matter changes in the presence of other matter | chemical change |
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