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What is the Matter?

8th grade Chemistry Vocabulary

Anything that takes up space and has mass Matter
The smallest part of an element that has all of the properties of that element Atom
Matter made of one kind of atom Element
A form of energy that is not matter Heat
Center of the atom Nucleus
Positively charged subatomic particle Proton
Negatively charged subatomic particle Electron
Subatomic particle in nucleus of atom with no charge Neutron
The number of protons in the nucleus of the atom Atomic Number
Two or more elements joined chemically Compound Compound
The smallest complete part of a compound Molecule
Two or more substances that come together but don't combine to make a new substance Mixture
Two or more substances evenly mixed but not "bonded" Solution
Matter can not be created or destroyed-only changes form Law of Conservation of Mass
Any change of a material into a new material with different properties Chemical change
A change to the physical properties of matter that doesn't change the matter's identity Physical change
The amount of matter in an object mass
The amount of space an object takes up volume
The mass of an object divided by its volume density
A state of matter that is usually invisible and who's particles are usually spread far apart Gas
Matter with a definite shape and volume with closely packed particles Solid
Matter that takes the shape of the container it is put into so it has a definite volume but not a definite shape Liquid
Created by: cedwardson



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