Primary General Science Glossary

This is a general primary science glossary. For class specific glossaries please go to the specific subjects


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C

Conductor

A conductor is an object that allows electricity to flow through it easily. Objects made of metal are good conductors. 

Consumer

Within a food chain, a consumer consumes a producer (usually a plant) or another consumer by eating it. Consumers can be primary, secondary, tertiary, etc consumers depending on their position in the food chain. Consumers are also called predators of the animals they eat; animals eaten by other animals are prey.

Convection

The transfer of heat through a fluid (liquid or gas) caused by molecular motion. In the atmosphere, convection usually refers to the vertical movement of air masses. An example of convection is the rising of warm surface air and the sinking of cold air from upper levels of the atmosphere.

Convex / Concave

Curving or bulging outward or inward.

Creep

Creep is the tendency of a solid material such as soil, to slowly move or deform permanently under the influence of certain forces.

Current

Current is the amount of electricity flowing through a circuit. It is measured in amps.

D

Deciduous trees

Deciduous trees are those that shed their leaves in winter; their leaves are usually wide and flat.

Dehydration

Dryness resulting from the removal of water.

Density

The amount of matter contained by a given volume. The symbol of density is ρ (the Greek letter rho)

Desiccant

A substance that promotes drying.

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