Define matter.
Explain the difference between a pure substance and a mixture.
Explain the difference between an element and a compound.
Explain the difference between a homogeneous mixture and a heterogeneous mixture.
Classify a substance as an element, a compound, a homogeneous mixture, or a heterogeneous mixture.
Covered slides 1-24 in Atoms and Elements PowerPoint presentation
You should be able to do the Classifying Matter worksheet for homework.