Science 6 Chapter 3

A chemical reaction that involves the breaking down of a substance into simpler substances

A chemical reaction that involves the "putting together" of substances

A way to represent an object or to describe how a process takes place

One or more substances interact to form new substances

Made up of atoms whose nuclei decay into nuclei of other atoms

A particle with no electric charge

Are NOT made up of molecules

Chemical changes are NOT common in nature.

Any change in which one or more new substances are

Albert Einstein's Theory of Relativity established the relationship between mass and energy.

the dense, central core of an atom

A particle with a positive electrical charge

A chemical reaction in which elements from two different compounds change places

A compound that can be formed when an acid reacts with a base.

An electrically charged atom

A chemical reaction in which one of the elements in a compound is replaced by another element

An organic compound made up of a very long chain or chains of carbon compounds is a _______________.

The reaction between an acid and a base

A change in size, shape, or state of material

Always involved in making or breaking chemical bonds

The number of protons in an atom of an element is that element's ________________.

A substance that changes color when mixed with an acid or base

a particle with a negative electrical charge

A reaction that involves splitting the nuclei of some atoms by bombarding them with neutrons

A connection between atoms in a compound