Science investigation 9 vocab

Front

Prescientific study of substances, seeking to transform metals to gold.

Back

Alchemy

Front

Smallest particle of an element

Back

Atom

Front

A chemical reaction where a substance reacts with oxygen.

Back

Burning

Front

Representation of a chemical reaction using formulas

Back

Chemical equation

Front

Atoms of reactants rearrange to form new products.

Back

Chemical reaction

Front

Chemical reaction known as burning

Back

Combustion

Front

A substance made of two or more different atoms

Back

Compound

Front

Scientific law: Energy is neither created nor destroyed during a reaction.

Back

Conservation of mass

Front

Material mainly of carbon and hydrogen, known as petroleum.

Back

Crude oil

Front

A chemical reaction that transfers energy to the environment as light, heat, or sound.

Back

Exothermic reaction