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Science 6th Blue

Thermal Energy The kinetic energy of the moving particles in a substance or an object.
Solid Firm and stable in shape; not liquid or fluid
Liquid Having a consistency like that of water or oil, i.e., flowing freely but of constant volume.
Gas An airlike fluid substance which expands freely to fill any space available, irrespective of its quantity.
Plasma A state of matter made up of charged atoms, uncharged atoms, and free electrons
Colloid A mixture that contains particles that are too small to see
Phase Change The states in which matter can exist: as a solid, liquid, or gas. When temperature changes, matter can undergo a phase change, shifting from one form to another.
Particle A minute portion of matter
Melting Point The temperature at which a substance changes from a solid to a liquid
Freezing Point The temperature at which a liquid turns into a solid when cooled.
Boiling Point The temperature at which a substance changes from a liquid to a gas
Evaporation The process by which a liquid changes into a gas
Condensation The process by which water vapor changes into liquid water
Volume The amount of space taking up something
Mass The amount of matter something has
Density The amount of mass something has in relation to its volume
Pure Substance A material that is composed of only one type of particle; examples of a pure substance include gold, oxygen and water. Mixture. A material made up of at least two different pure substances. Mechanical Mixture. A mixture in which each material maintains ow
Atom The basic unit of a chemical element.
Molecule A group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.
Element A part or aspect of something abstract, especially one that is essential or characteristic.
Compound A thing that is composed of two or more separate elements; a mixture.
Physical Change A physical change is a type of change in which the form of matter is altered but one substance is not transformed into another.
Chemical Change Any process determined by the atomic and molecular composition and structure of the substances involved.
Natural Resource Materials or substances such as minerals, forests, water, and fertile land that occur in nature and can be used for economic gain.
Synthetic Material A compound made artificially by chemical reactions
Created by: Batman2004