5th Grade, Unit 1, Vocabulary Part 3

Front

Physical change

Back

A change that begins and ends with the same kind of matter.

Front

Chemical change

Back

A change that produces new matter with different properties from the original matter.

Front

Conservation of mass

Back

Mass is neither created nor destroyed during a physical or chemical reaction.

Front

Solid

Back

Has a definite shape and takes up a definite amount of space.

Front

Liquid

Back

Has a definite volume, but does not have a definite shape.

Front

Gas

Back

Has no definite shape or volume.

Front

Temperature

Back

A measurement of the average movement of particles in an object created by energy.