A (a)   is a substance with two or more elements combined in a fixed proportion.

When all atoms in a substance are alike, the substance is an (a)   .

Two or more substances that can be easily separated by physical means form a (a)   .

(a)   mixture is a mixture of different and easily distinguishable materials.

A mixture of different materials that are not easily distinguishable, where the particles don’t settle and can’t be seen is a(n) (a)   .

Mixture in which particles do not settle but can be seen using the Tyndall effect is called a (a)   .

Mixture in which particles settle is called a (a)   .

Chicken Noodle Soup is an example of a(n) (a)   , which is a heterogeneous mixture.

Sodium Chloride is a(n) (a)   .

Copper is an (a)   .

Muddy pond water is a(n) (a)   .

Fog is a(n) (a)   .