P7 Sci Unit 4 Vocab 11-17 to 11-18-2021 all day

Front

A process where substances change to form different substances.

Back

chemical reaction

Front

Change in matter form; identity remains the same.

Back

Physical change

Front

Change in matter identity requires a chemical reaction.

Back

chemical change

Front

Pure substance of 2+ elements chemically bonded

Back

compound

Front

Combination of 2+ substances not chemically bonded

Back

mixture

Front

Ratio of mass to volume of a substance

Back

density

Front

Temperature at which a substance changes from solid to liquid

Back

melting point

Front

Temperature at which a substance changes from liquid to gas

Back

boiling point

Front

Ability of one substance to dissolve in another (usually water)

Back

solubility

Front

Ability of a substance to burn

Back

flammability