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Reading Set 1 vocabulary
For quiz on October 23
13
Chemistry
7th Grade
10/22/2014

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Term
Matter
Definition
Anything that has a mass and a volume.
Term
Atoms
Definition
The building blocks of matter.  Made up of protons, electrons and neutrons.
Term
Compound
Definition
A molecule that has two or more different elements bonded together.
Term
Heterogeneous
Definition
Parts do not combine completely or evenly.
Term
Homogeneous
Definition
Uniform mixture like dissolved sugar in water.
Term
Element
Definition
A pure substance containing one kind of atom.
Term
Pure substances
Definition
Elements and compounds
Term
Mixtures
Definition
Heterogeneous and homogeneous
Term
Physical Property
Definition
Can be observed or measured without changing it.
Term
chemical property
Definition
Can only be observed during a chemical reaction.
Term
Flammability and reactivity
Definition
Examples of chemical properties
Term
Mass, color, state of matter
Definition
Examples of physical properties
Term
chemistry
Definition
The study of the properties of matter and the changes it undergoes.
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