Chapter 2 Vocabulary

______ anything that has mass and occupies space.

• substance

• matter

• element

• atom

a characteristic of a pure substance that can be observed without changing it into another substance

• chemical property

• chemical change

• physical property

• physical change

______any change in a substance that does not change its identify.

• chemical property

• chemical change

• physical property

• Physical change

– a measure of the force of gravity on an object

• weight

• mass

• volume

• density

the amount of space that matter occupies

• weight

• mass

• volume

• density

a ratio of the mass of a substance to its volume

• weight

• mass

• volume

• density

a measure of how much matter is in an object.

• weight

• mass

• volume

• denisty

– the basic particle from which all elements are made

• element

• atom

• compoiund

• matter

a mixture in which substances are evenly distributed throughout a mixture.

• heterogeneous mixture

• homogeneous mixture

a mixture in which pure substances are unevenly distributed throughout the mixture.

• heterogeneous mixture

• homogeneous mixture