Matter vocab

Front

What is matter that has a definite shape and volume, with particles arranged in a regular geometric pattern?

Back

Solid

Front

What term refers to any matter that is pure and has a specific set of properties, including elements or compounds?

Back

Substance

Front

What type of change results in a change in the appearance of a substance, but not the identity of the substance?

Back

Physical change

Front

What do you call two or more substances that are physically combined and can be separated by physical means?

Back

Mixture

Front

What is defined as two or more elements that are chemically combined in a fixed ratio and can be decomposed by a chemical reaction?

Back

Compound

Front

What is the term for a combination of two or more substances that retain their individual properties?

Back

Mixture

Front

What is the difference between a physical change and a chemical change?

Back

A physical change alters appearance but not identity; a chemical change alters the substance's identity.

Front

What is an example of a physical change?

Back

Melting ice into water.

Front

What is an example of a chemical change?

Back

Burning wood.

Front

What is a homogeneous mixture?

Back

A mixture that has a uniform composition throughout.