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Vocab

TermDefinition
Atom A unit of matter; the smallest unit of a chemical element. Each atom consists of a nucleus, which has a positive charge, and a set of electrons that move around the nucleus.
Molecules A molecule is the smallest particle in a chemical element or compound that has the chemical properties of that element or compound. Molecules are made up of atom s that are held together by chemical bonds. These bonds form as a result of the sharing or ex
Elements A substance that cannot be broken down into simpler substances by chemical means. An element is composed of atoms that have the same atomic number, that is, each atom has the same number of protons in its nucleus as all other atoms of that element.
Compounds A compound is a substance formed when two or more chemical elements are chemically bonded together. Two types of chemical bonds common in compounds are covalent bonds and ionic bonds.
Matter The DNA molecule is an example of matter under the "atoms and molecules" definition. The common definition of matter is anything that has mass and volume (occupies space). For example, a car would be said to be made of matter, as it occupies space, and ha
Created by: NightShade101