Matter is anything with mass that takes up space. Matter can be 2 things; a pure substance or a mixture. A pure substance is a substance that are made of only one type of atom or only one type of molecule. For example tin, sulfur, water and so on.

Elements

An element is a part or aspect of something abstract, especially one that is essential or characteristic. For example aluminum or iron.

Compound

Another type of pure substance is a compound. A compound is made up or consisting of several parts or elements, in particular. Some examples are baking soda and salt.

Next we have mixtures. A mixture is a substance made by mixing other substances together. For example chocolate cream cheese, air and some other stuff.

Homogeneous

Homogeneous' are a type of mixture. A homogeneous is consisting of parts all of the same kind. Some example are salt water and gasoline.

A type of homogeneous is solutions. A solution is a liquid mixture in which the minor component (the solute) is uniformly distributed within the major component (the solvent). Some examples, sugar water and shampoo.

Another kind of mixture is a heterogeneous. A heterogeneous mixture is a mixture where you can see all of the ingredients or different elements within that mixture. For example salt and pepper, chocolate chip cookies, or a Twix candy bar.

A type of heterogeneous is suspension. Suspension is a liquid in which visible particles settle. Some examples muddy water or oil in water.

Another type of heterogeneous mixture is a colloid. A colloid is a mixture in which one substance of microscopically dispersed insoluble particles is suspended throughout another substance. For example milk.