A usually liquid substance capable of dissolving or dispersing one or more other substance

An act or the process by which a solid liquid or gas is mixed with a substance is mixed with a liquid or sometimes gas or solution.

A substance separated from a solution or suspension by chemical or physical change usually as a solid

A factor in a scientific experiment that be be subject to change

The principal that in any closed system subjected to no external force the mass is constant. The principal that matter can not be created or destroyed.

The force which a body is attracted toward the earth or a celestial body by its gravity.

A measure of the amount of material an object contains.

To maintain constant during a process of chemical or physical change

Whenever matter physically changes from one state to another

The three distinct physical forms that matter can take in most environments. Solid, liquid, gas.

An undesirable or harmful result

A material substance that occupies space, has mass, and is composed of atoms

Systems that allow interactions between their internal elements and the environment.

Division of things regarded as having particular shared characteristics.

Characteristic of an item that can be easily used to identify or categorize it

Establish or indicate who or what someone or something is

Being able to see, hear, taste, smell, or touch a physical property that can be measured

When an object is attracted to a magnet or affected by the earths magnetic field

The appearance of objects and light sources that may be described in terms of hue, lightness, and saturation.

The cohesion of particles on the surface of a mineral as determined by its capacity to scratch another or be itself scratched

The property of reflecting light

The degree to which a specified material conducts electricity

A measure of the ability of a material to transfer heat

A chemical property referring to the ability for a given substance, the solute, to dissolve in the solvent

Producing good results or helpful effects

Systems that are held to be isolated from their environment and allow no exchange of elements.