Week 1 Flashcards
States of matter
Solid, liquid, gass
Solid
Very close, organized, at the bottom of the container, moves very slow
Liquid
Not as close, not organized, fill the bottom of their container, with some motion
Gas
Far apart, not organized, fill their entire container, lots of motion
Pure substance
Comprised of one type of particle
Compound
Particles with more than one element present
Mixture
Comprised of more than one type of particle
Homogenous mixture
Same through out
Homogenous mixture example
Air around us
Heterogenous mixture
Different throughout
Heterogenous mixture example
Oil and water
Physical change
When no chemical bonds are made or broken
Chemical change
When chemical bonds are made or broke
Qualitative
Observations that don’t require numbers
Quantitative
Observations that do involve numbers
