Physical Science Unit 2 Vocab

A characteristic of a substance that can only be observed when the substance undergoes a chemical change.

• Physical Property

• Chemical Property

• Reactivity

• Conductivity

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

The ability of a substance to burn in the presence of oxygen.

• Flammability

• Malleability

• Viscosity

• Boiling Point

How readily a substance combines chemically with other substances.

• Reactivity

• Chemical Change

• Precipitate

• Distillation

Tags

NGSS.MS-PS1-2

A change that produces matter with a different composition than the original substance.

• Physical Change

• Chemical Change

• Filtration

• Suspension

Tags

NGSS.MS-PS1-2

A solid that forms and separates from a liquid mixture during a chemical reaction.

• Solution

• Precipitate

• Colloid

• Homogeneous Mixture

Tags

NGSS.MS-PS1-2

A mixture that is evenly distributed throughout.

• Suspension

• Homogeneous Mixture

• Heterogeneous Mixture

• Colloid

A mixture in which particles are suspended in a liquid or gas but will eventually settle out.

• Suspension

• Solution

• Colloid

• Pure Substance

Matter that always has exactly the same composition.

• Element

• Compound

• Pure Substance

• Atom

A mixture containing small, undissolved particles that do not settle out.

• Suspension

• Colloid

• Solution

• Compound

The smallest particle of an element that retains the properties of that element.

• Atom

• Compound

• Molecule

• Element