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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Water frozen in the solid state.

Igneous rock

Igneous rock is one of the three kinds of rock present on Earth. It is formed when magma or lava from volcanoes cools; basalt and granite are both igneous rocks.

Igneous rocks

Rocks that is produced under conditions involving intense heat.


The chemical property where two or more liquids or phases do not readily mix or dissolve in one another, such as oil and water.

Immiscible liquids

Immiscibility is two or more liquids that are not mutually soluble or un-mixable, whereas miscibility is the property of liquids to mix in all proportions, forming a homogeneous solution.

In Parallel

Connected at the same time. Electrical components connected side by side, instead of in series.

In series

Electrical components connected in a chain, instead of in parallel.


Incisors are teeth used for biting and cutting food. Children learn about them as part of their study of teeth and how to take care of them.


A measuring instrument for measuring the angle of magnetic dip. Airplane pilots make use of this device to show the angle that an aircraft makes with the horizon.


Any substance used to classify another, often by changing colour.

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